CN102933910A - Air purifier and humidifier - Google Patents
Air purifier and humidifier Download PDFInfo
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- CN102933910A CN102933910A CN201180025759XA CN201180025759A CN102933910A CN 102933910 A CN102933910 A CN 102933910A CN 201180025759X A CN201180025759X A CN 201180025759XA CN 201180025759 A CN201180025759 A CN 201180025759A CN 102933910 A CN102933910 A CN 102933910A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 255
- 239000007788 liquid Substances 0.000 claims abstract description 107
- 238000006073 displacement reaction Methods 0.000 claims description 54
- 238000012545 processing Methods 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 37
- 238000009423 ventilation Methods 0.000 claims description 35
- 238000001514 detection method Methods 0.000 claims description 20
- 230000015572 biosynthetic process Effects 0.000 claims description 17
- 238000007599 discharging Methods 0.000 claims description 7
- 238000009736 wetting Methods 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 abstract description 40
- 239000002351 wastewater Substances 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 114
- 239000000470 constituent Substances 0.000 description 14
- 238000011835 investigation Methods 0.000 description 12
- 230000001052 transient effect Effects 0.000 description 12
- 239000000203 mixture Substances 0.000 description 9
- 238000003860 storage Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 244000287680 Garcinia dulcis Species 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004320 controlled atmosphere Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F6/00—Air-humidification, e.g. cooling by humidification
- F24F6/02—Air-humidification, e.g. cooling by humidification by evaporation of water in the air
- F24F6/04—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using stationary unheated wet elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/45—Gas separation or purification devices adapted for specific applications
- B01D2259/4508—Gas separation or purification devices adapted for specific applications for cleaning air in buildings
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Separation By Absorption (AREA)
- Central Air Conditioning (AREA)
- Air Humidification (AREA)
- Air Conditioning Control Device (AREA)
Abstract
Provided is an air purifier and humidifier that is capable of obtaining the necessary purification performance and the necessary humidification performance while providing a necessary and adequate supply volume of clean water for the required gas component removal efficiency. The air purifier and humidifier purifies the air to be processed (OA) by removing the soluble gas components in the air to be processed (OA), and humidifies the air to be processed (OA), through gas-liquid contact with clean water (W) in a gas-liquid contact chamber (16). The air purifier and humidifier is equipped with: a means for detecting the amount of wastewater (27), which detects the amount of wastewater (Lo) in the used clean water (W') that is to be discharged from the gas-liquid contact chamber (16); and a control means (29), which adjusts the supply volume (Li) of clean water (W) to the gas-liquid contact chamber (16) on the basis of the amount of wastewater (Lo) detected by the means for detecting the amount of wastewater (27), and adjusts the amount of wastewater (Lo) to a set amount of wastewater (SLo).
Description
Technical field
The present invention relates to the air-purifying humidification device.This air-purifying humidification device is used for being supplied to the adjustment etc. of air of the dust free room of semiconductor manufacturing usefulness.
More specifically, this air-purifying humidification device possesses the gas-liquid contact chamber.In this gas-liquid contact chamber, make to be vented to indoor processing object air and clean water is carried out gas-liquid contact.
By this gas-liquid contact, be removed so that process the airborne water miscible gas componant of object, process the object air and be cleaned.In addition, be accompanied by this air cleaning, process the object air by humidification.
Background technology
All the time, as this air-purifying humidification device, the device of Fig. 1 of known for example patent documentation 1, periodical feeding formula shown in Figure 2.
The device of this periodical feeding formula possesses the storage box of having the clean water of having used of discharging from the gas-liquid contact chamber (that is, having absorbed the clean water of processing the water miscible gas componant that the object air comprises) in one's care.
Be supplied to the gas-liquid contact chamber by circulating from the clean water that this storage box is taken out, thereby make this supplying clean water and processing object air carry out gas-liquid contact in the gas-liquid contact chamber.
In the device of this periodical feeding formula, the part of clean water is consumed in to process ethereal humidification and processed object air is taken away.
In addition, together brought in storage box from processing object the absorption of air water miscible gas componant of removing and the clean water of having used.
With respect to this, from the clean water feedway the fresh clean water of necessary amount is replenished to storage box.
By this supply, will remain on below the certain value from the water-soluble gas constituent concentration that storage box circulation is supplied to the clean water of gas-liquid contact chamber and (that is, remain on certain above cleannes).
In addition, on the other hand, the also device of the temporary transient water-feeding type shown in Figure 4 of known for example same patent documentation 1.
In the device of this temporary transient water-feeding type, will temporarily be supplied to the gas-liquid contact chamber from the fresh clean water that the clean water feedway is supplied with.
With respect to this, the clean water of having used of discharging from the gas-liquid contact chamber all is expelled to outside the device.
In addition, unboiled water is purified and in the situation of generating clean water at the clean water feedway, also exist the clean water of having used that to discharge from the gas-liquid contact chamber to be returned to the device of the temporary transient water-feeding type of clean water feedway as the part of unboiled water.
In addition, even the air-purifying humidification device of any one of these periodical feeding formulas and temporary transient water-feeding type, output about the clean water that is supplied to the gas-liquid contact chamber, as the purifying property of the water-soluble gas composition being removed from processing the object air, also will obtain required gas componant remove the necessary purification of efficient with the necessary water yield as basic water amount.
And, with process object air wetting to certain necessary humidification of humidification state with the necessary water yield and the above-mentioned purification water yield after with necessary water yield addition, the output that necessitates.
So, under processing the situation of the air with state variation (variation of air condition before processing) that the object air is outer gas etc., necessary humidification changes with the necessary water yield if its state variation causes above-mentioned humidification, and then the necessary output for the clean water of gas-liquid contact chamber also changes with the intensity of variation of the necessary water yield according to humidification.
But, in existing air-purifying humidification device, the water yield of using as humidification, set estimate sufficient safety coefficient a certain size humidification with the design water yield, with this humidification with the design water yield with as the purification of the basic water amount water yield after with necessary water yield addition as designed supply capacity.
And, carry out the output that clean water continuous supplying with this certain designed supply capacity is given to the gas-liquid contact chamber and necessarily turn round.
That is, do not adjust output according to humidification with the variation of the necessary water yield.
By the way, process the variation with the necessary water yield of the humidification of ethereal state variation in order to tackle to result from, also consider the air condition before for example Check processing is to ethereal processing, and based on this detection air condition, increase and decrease the output of adjusting for the clean water of gas-liquid contact chamber with the intensity of variation of the necessary water yield according to processing the humidification that ethereal state variation is caused.
But, in this situation, owing to unclear whether remove efficient with the gas componant of necessity and remove gas componant, thereby for the processing of removing of gas componant, be difficult to obtain the good control result of precision.
Therefore, in aforesaid output based on detecting air condition is adjusted, produce easily alignment error etc.If even this alignment error has caused producing the humidification water consumption part adjusted among the output with respect to the humidification of the reality of each time point temporarily state of deficiency that becomes with the necessary water yield, then also become the state that partly replenishes this insufficient section from adjusting purification water consumption among the output, a part that purifies the water consumption part together is consumed in processing to ethereal humidification with humidification water consumption part.
Thus, gas componant is removed efficient (that is, purifying property) becomes the state that is lower than desirable value, causes the situation of the air of having processed that can not obtain necessary degree of purification.
In order to avoid reliably such situation, in this air-purifying humidification device, all the time, carry out as described above the output that clean water continuous supplying with excessive certain designed supply capacity is given to the gas-liquid contact chamber and necessarily turn round.
Patent documentation
Patent documentation 1: TOHKEMY 2000-279741 communique.
Summary of the invention
The problem that invention will solve
But, in the certain running of above-mentioned output, because the clean water of excessive designed supply capacity is supplied to the gas-liquid contact chamber continuously, thereby in the device of periodical feeding formula, exist the problem that pump power increases and operating cost increases that the circulation clean water is delivered to the gas-liquid contact chamber from storage box.
In addition, in the device of temporary transient water-feeding type, because the whole of the clean water of having used that will discharge from the gas-liquid contact chamber are expelled to outside the device, thereby the pump power that not only fresh clean water is supplied to the gas-liquid contact chamber increases, and the amount of expending of fresh clean water that is supplied to the pure water etc. of gas-liquid contact chamber increases, thus, exist the problem that operating cost further increases.
In view of these actual conditions, of the present invention theming as provides a kind of air-purifying humidification device, this air-purifying humidification device is by carrying out rational output adjustment, thereby reliably and stably obtain required purifying property and required humidifying performance, making simultaneously can be for removing the necessary and sufficient amount of efficient for the output of the clean water of gas-liquid contact chamber with respect to desired gas componant, thus, can effectively reduce operating cost.
For the scheme of dealing with problems
Related the 1st feature formation of the present invention of air-purifying humidification device is following aspect:
A kind of air-purifying humidification device possesses the gas-liquid contact chamber, and this gas-liquid contact chamber makes and is vented to indoor processing object air and carries out gas-liquid contact in indoor and clean water,
By carrying out gas-liquid contact in this gas-liquid contact chamber and clean water, remove and will process the object air cleaning thereby will process the airborne water miscible gas componant of object, and, will process object air wetting,
This air-purifying humidification device possesses the displacement checkout gear, and this displacement checkout gear detects the displacement of the clean water of having used of discharging from above-mentioned gas-liquid contact chamber,
And, possessing control device, this control device is adjusted for the output of the clean water of above-mentioned gas-liquid contact chamber based on the detection displacement of above-mentioned displacement checkout gear and above-mentioned displacement is adjusted into the setting displacement.
Namely, known, if it is identical to be supplied to the water quality of clean water of gas-liquid contact chamber, so, the gas componant of this air-purifying humidification device is removed efficient and by processing for helping among the output of gas-liquid contact chamber the water yield of ethereal purification and the ratio (that is, L/G value) of processing ethereal air quantity is determined.
But, in this air-purifying humidification device, as mentioned above, if produced for the humidification water consumption among the output of gas-liquid contact chamber part with respect to the humidification of the reality of each time point becomes not enough with the necessary water yield state, it is partly additional and help to process state to the water shortage of ethereal purification by the purification water consumption among the output then to become its insufficient section.
In addition, on the contrary, if produced the humidification water consumption part among the output becomes superfluous with respect to the humidification of the reality of each time point with the necessary water yield state, then the purification water consumption part one among its excess electron excess fraction and the output coexists and helps processing that ethereal purification is discharged from the gas-liquid contact chamber afterwards.
Namely, under certain output, if process ethereal state variation etc. so that humidification changes with the necessary water yield, then being consumed among the output process to the water yield of ethereal humidification preferentially self-adjusting for change after the water yield that equates with the necessary water yield of the humidification of reality, thus, not being consumed in humidification but helping to process the water yield to ethereal purification (that is the water yield of, discharging from the gas-liquid contact chamber) after helping to purify among the output changes.
With respect to this, in the air-purifying humidification device that above-mentioned the 1st feature consists of, adjusting output based on detecting displacement and displacement is being adjusted in the process of setting displacement, set displacement as this, preset and obtain required gas componant and remove the water yield that the necessary purification of efficient equates with the necessary water yield.
Thus, air-purifying humidification device according to above-mentioned the 1st feature formation, humidification with the variation of the necessary water yield so that the water yield that is consumed in humidification among the output preferentially self-adjusting for change after the water yield that equates with the necessary water yield of humidification, with respect to this, also can be maintained helping among the output processed the necessary water yield of purification that the water yield to ethereal purification (that is, become from the displacement of gas-liquid contact chamber the water yield) is set as setting displacement.
Thus, cause humidification to change with the necessary water yield no matter process to ethereal state variation etc., gas componant can be removed efficient (purifying property) and be maintained desirable value, the degree of purification of the air processed can be maintained necessary degree of purification.In addition, as described above with respect to humidification with the variation of the necessary water yield preferentially self-adjusting be consumed in the water yield of humidification, thereby keep humidifying performance.
And, in addition, to compare with the detection of the air condition such as humidity and temperature, the detection of the displacement generally reliability aspect accuracy of detection is high and be difficult to produce and detect error.So, if be aforesaid output adjustment based on detecting displacement, so also can avoid more reliably causing the problem in the aforesaid output adjustment based on detecting air condition, that is, alignment error etc. cause gas componant to remove the situation that efficient is lower than desirable value.
Thus, air-purifying humidification device according to above-mentioned the 1st feature formation, can be reliably and stably obtain required purifying property and required humidifying performance, simultaneously, with adopt will excessive designed supply capacity the clean water continuous supplying be given to the existing apparatus that the output of gas-liquid contact chamber necessarily turns round and compare, output for the clean water of gas-liquid contact chamber can be reduced to effectively with respect to desired gas componant and remove efficient and necessary and sufficient amount, thus, can effectively reduce the operating cost of device.
In addition, as setting displacement, in fact preferably set and estimate some safety coefficients and than purifying with the necessary water yield larger water yield to a certain extent.But, even in this case, compare with the existing apparatus that carries out the certain running of output, also can reduce significantly operating cost.
By the way, process and to cause humidification to change with the necessary water yield to ethereal state variation etc., with respect to this, in order to keep required purifying property and required humidifying performance, also consider following output adjustment.
Namely, if humidification with the variation of the necessary water yield so that helping among the output water yield processed ethereal purification produce excessively not enough, the water-soluble gas constituent concentration (that is, absorption of gases constituent concentration) of the clean water of having used of then discharging from the gas-liquid contact chamber also changes.So, consider to detect the gas composition concentration from the discharge clean water of gas-liquid contact chamber, and be maintained the automatic output of adjusting for the clean water of gas-liquid contact chamber of the mode of setting concentration based on this detectable concentration with the gas composition concentration that will discharge clean water.
Yet, generally the reliability aspect accuracy of detection is low and produce easily error in the detection of gas composition concentration in the water, therefore, in adjusting based on the output that detects gas composition concentration, still cause easily alignment error etc. and cause gas componant to remove the situation that efficient is lower than desirable value.
Aspect this, if for adjust the air-purifying humidification device of above-mentioned the 1st feature formation of output based on the detection displacement, so, as mentioned above, can avoid more reliably causing such situation, thus, can be reliably and stably obtain required purifying property and required humidifying performance, effectively reduce the output of clean water simultaneously.
In addition, gas componant described herein is removed efficiency eta and is expressed from the next.
η=(Cai-Cao)/Cai
Wherein, Cai: the processing before processing is to ethereal water-soluble gas constituent concentration;
Cao: the processing after the processing is to ethereal water-soluble gas constituent concentration.
In the enforcement that above-mentioned the 1st feature consists of, about clean water with process the ethereal way of contact, can adopt the various ways of contact that in the gas-liquid contact chamber, clean water are passed to flow down the mode that is supplied to the mode of the aeration parts that possess the property of water-bearing and wettability that are disposed at the gas-liquid contact chamber with the surface of parts and in the mode under the moisture film state flow, with clean water or in the gas-liquid contact chamber, clean water made up in the mode of high-density state sprinkling, with these modes etc.
If employed clean water (is the fresh clean water that is replenished to cyclic system in the periodical feeding formula, in temporary transient water-feeding type for being supplied to the fresh clean water of gas-liquid contact chamber) for pure water or general running water or by the water that can keep roughly certain water quality of purifying waste water of the purifications such as filter etc., so, can use various clean water.In addition, as clean water, also can use the various aqueous solution that added medicine.
The air-purifying humidification device that the 1st feature consists of, at the air that the air condition before the processing of outer gas etc. is changed constantly as especially effective under processing ethereal situation.But, process the air that the object air also can usually not change or not too change for the air condition before processing, even in this case, also be effective in processing that certain reason of defence causes on to the meaning of ethereal state variation.
In addition, humidification is not limited to process ethereal state variation with the causes of change of the necessary water yield, the humidification that also can cause for reason in addition is with the variation of the necessary water yield, in this case, if be the air-purifying humidification device that the 1st feature consists of, so, also can stably keep required purifying property.
Related the 2nd feature formation of the present invention of air-purifying humidification device is following aspect:
Possess Wind volume detector, this Wind volume detector detects processing for above-mentioned gas-liquid contact chamber to ethereal ventilation,
Above-mentioned control device is for changing the formation of above-mentioned setting displacement based on the detection ventilation of this Wind volume detector.
Namely, gas componant is removed efficient (purifying property) as described above by as not being consumed in humidification but helping to process the water yield (that is, becoming the water yield of displacement) to ethereal purification and process L/G value decision to the ratio of ethereal air quantity among the output.So, if for the processing of gas-liquid contact chamber to ethereal ventilation (namely, processing is to ethereal processing air quantity) change, then will process object air wetting to certain necessary humidification of humidification state and change pro rata with the necessary water yield, and obtain required gas componant remove the necessary purification of efficient (purifying property) with the necessary water yield also with certain relevant variation.
With respect to this, if be that above-mentioned the 2nd feature consists of, so, in order to set the displacement change based on detecting ventilation, process ethereal ventilation and purify with certain the shutting mutually between the necessary water yield being present in, will with the water yield (estimating the water yield of safety coefficient to a certain degree under the reality) the conduct setting displacement that the purification of ethereal ventilation is equated with the necessary water yield corresponding to the processing of each time point.
If in advance like this, so with respect to the variation of the ventilation of processing object gas, can allow being consumed among the output process to the water yield of ethereal humidification as described above preferentially self-adjusting for the humidification of each time point with the necessary water yield (namely, the necessary water yield of humidification that is accompanied by the ventilation variation and changes pro rata) the equal water yield, simultaneously the water yield (becoming the water yield of displacement) to ethereal purification of helping to process among the output also automatically changes to the purification of each time point with the equal water yield of the necessary water yield (that is, be accompanied by the ventilation variation and with certain necessary water yield of the relevant purification that changes).
Thus, no matter process ethereal ventilation is changed, gas componant can both be removed efficient (purifying property) and be maintained desirable value, the degree of purification of the air processed can be maintained necessary degree of purification, in addition, also can keep required humidifying performance.
By the way, at the gas composition concentration (absorption of gases constituent concentration) that detects as described above from the discharge clean water of gas-liquid contact chamber, being maintained the mode of setting concentration based on this detectable concentration with the gas composition concentration that will discharge clean water adjusts in the situation for the output of the clean water of gas-liquid contact chamber, only pass through like this, also can to the variation of ethereal ventilation gas componant be removed efficient (purifying property) with respect to processing and be maintained desirable value, and, keep required humidifying performance.
But, also as mentioned above, in the water detection of gas composition concentration generally low the and easy generation of the reliability aspect accuracy of detection detect error.
But, if for setting the above-mentioned formation that displacement changes based on detecting ventilation, so, because the reliability that ventilation detects is high and be difficult to produce alignment error, thereby can avoids more reliably causing gas componant and remove efficient with respect to processing the situation that ethereal ventilation variation is lower than desirable value.
Related the 3rd feature formation of the present invention of air-purifying humidification device is following aspect:
Constitute and temporarily to be supplied to above-mentioned gas-liquid contact chamber from the fresh clean water that the clean water feedway is supplied with as being supplied to the clean water of above-mentioned gas-liquid contact chamber.
That is, above-mentioned the 1st feature formation and the 2nd feature consist of any one in the air-purifying humidification device that can be applied to periodical feeding formula or temporary transient water-feeding type.But, with fresh clean water temporarily continuous supplying be given to the air-purifying humidification device of the temporary transient water-feeding type of gas-liquid contact chamber, compare with the air-purifying humidification device of periodical feeding formula, generally can obtain higher gas componant and remove efficient.
In addition, in above-mentioned the 1st feature formation and the 2nd feature formation, as its effect, with respect to processing ethereal state variation and ventilation are changed, also can stably keep required gas componant and remove efficient.
If be these interactions and the air-purifying humidification device of temporary transient water-feeding type above-mentioned the 3rd feature as application consisted of, so, can require high purification as the air-purifying humidification device of the situation of the necessary degree of purification of the air of having processed for being particularly suited for.
Related the 4th feature formation of the present invention of air-purifying humidification device is following aspect:
The mixing water of the fresh clean water that constitutes the clean water of having used that will discharge from above-mentioned gas-liquid contact chamber and supply with from the clean water feedway is as being supplied to the clean water of above-mentioned gas-liquid contact chamber and being supplied to above-mentioned gas-liquid contact chamber.
That is, the air-purifying humidification device of the periodical feeding formula that only fresh clean water is expended as make-up water is compared with the air-purifying humidification device of temporary transient water-feeding type, and the amount of expending of fresh in fact clean water is less.
In addition, above-mentioned the 1st feature consist of and the 2nd feature formation in, as its effect, can effectively reduce with clean water be supplied to the gas-liquid contact chamber pump expend power.
If be these interactions and the air-purifying humidification device of periodical feeding formula above-mentioned the 4th feature as application consisted of, so, can have precedence over for the cost degradation that is suitable for the special requirement operating cost air-purifying humidification device that gas componant is removed the situation of efficient.
Related the 5th feature formation of the present invention of air-purifying humidification device is following aspect:
In above-mentioned gas-liquid contact chamber, be equipped with respect to the ventilating path of air and be configured to flowing down medium and flowing down medium and the water supply collector of the clean water of dripping from the top with respect to this of cross-section state,
This flows down waveform plate-shaped member that medium will form the vertical posture of a plurality of inclined wave shaped parts and closely is set up in parallel and consists of, and makes the incline direction of above-mentioned inclined wave shaped part opposite at the waveform plate-shaped member of every adjacency.
That is, consist of according to the 5th feature, can efficient make well vent air and clean water carry out gas-liquid contact, for air cleaning performance and air wetting performance each, can obtain high-performance.
Description of drawings
Fig. 1 is that show needle is to the figure of the air-conditioning equipment of dust free room.
Fig. 2 is the figure that shows the formation of investigation mission outside the city or town machine.
Fig. 3 is the stereogram that shows gas-liquid contact section.
Fig. 4 is the key diagram of the material balance at gas-liquid contact section place.
The specific embodiment
Fig. 1 has shown the air-conditioning equipment of dust free room.As shown in Figure 1, at the top plate portion as the object chamber 1 of dust free room, spread all over its whole and dispose to be set up in parallel fan filter unit (fan filter unit) 2 with ranks.
Purified by air-feeding ventilator Fs by being supplied to the idle call air SA of top board chamber 4 for gas circuit 3 by the high-performance filter 2a that is equipped on each fan filter unit 2, the idle call air SA after will being purified by the fan 2b that is equipped on each fan filter unit 2 blows out downwards and is supplied to indoor.Thus, under required humiture state, the indoor adjustment of object chamber 1 is maintained required cleannes.
The bottom, floor of object chamber 1 is to be accompanied by purification air-conditioning that fan filter unit 2 carries out to receive by chamber 6 under the floor of the air RA of indoor discharge, grid floor 5 with the indoor supply of air SA.
For the generation of idle call air SA, investigation mission outside the city or town machine 7 (the whole air conditioner of using of outer controlled atmosphere) and air conditioner 8 have been equipped.Adjust the outer gas OA that is guided by outer conductance approach 9 by outer gas fan Fo by investigation mission outside the city or town machine 7, and adjustment that should investigation mission outside the city or town machine 7 places by relaying road 10 outward gas OAs guide to air conditioner 8.
In addition, the part of the discharge air RA that is received by chamber under the floor 6 guides to air conditioner 8 by gas fan Fr also by gas circuit 11 also as gas air RAs also.
Then, in air conditioner 8, to these adjust outer gas OAs and also the mixing air of gas air RAs carry out the humiture adjustment, with the adjustment air at these air conditioner 8 places as above-mentioned idle call air SA and be supplied to the top board chamber 4 of object chamber 1 by confession gas circuit 3.
The remainder of the discharge air RA that will be received by chamber under the floor 6 by exhaust line 12 by scavenger fan Fe in addition, (the discharge air RA of the amount that equates with introducing amount from the outer gas OA of outer conductance approach 9) is expelled to the outside.
As shown in Figure 2, at investigation mission outside the city or town machine 7, along as the direction of ventilation of processing ethereal outer gas OA, from upstream side filter 13, preheater 14, forecooler 15, gas-liquid contactor 16, cooler 17 and reheater 18 are installed in inside successively.
Namely, in this investigation mission outside the city or town machine 7, process the outer gas OA dedusting that will be directed by outer conductance approach 9 by filter 13 as the adjustment of outer gas OA, in the winter time by preheater 14 with this outer gas OA preheating of dedusting, in addition, summer by forecooler 15 precoolings, in the gas-liquid contactor 16 as the air-purifying humidification device, carry out gas-liquid contact by outer gas OA and the clean water W that makes these preheatings or precooling, thereby purify outer gas OA, in addition, be accompanied by this purification, humidification is near saturation state.
Then, by by cooler 17 the outer gas OA that has purified in the gas-liquid contactor 16 with humidification being cooled to set point of temperature, thereby should outer gas OA cooling and dehumidifying to stipulating absolute humidity, then, by reheater 18 with this outer gas OA of cooling and dehumidifying again be heated to set point of temperature, carry out in this wise the humiture adjustment, and, the outer gas OA that has purified is supplied to air conditioner 8 as the outer gas OAs of adjustment and by relaying road 10.
As shown in Figure 3, at gas-liquid contactor 16, be equipped with and flow down medium 19, water supply collector 20 and drain pan 21, this flows down medium 19 and is configured to cross-section state with respect to the ventilating path of the outer gas OA at investigation mission outside the city or town machine 7 places, this water supply collector 20 is provided with respect to this and flows down medium 19 and a plurality of mouthful 20a that drip of the clean water W that drips from the top, this drain pan 21 flow down medium 19 below have in one's care and flow down clean water W '.
Flow down the waveform plate-shaped member 22 that medium 19 will form the vertical posture of a plurality of inclined wave shaped part 22a and closely be set up in parallel, flow down in the medium 19 at this, make the incline direction (crest line direction) of inclined wave shaped part 22a opposite at the waveform plate-shaped member 22 of every adjacency.
That is, at this gas-liquid contactor 16, by mouthful 20a that drips from water supply collector 20 clean water W is dripped to and to flow down medium 19, thus a plurality of waveform plate-shaped members 22 that this clean water W that drips are passed to flow down medium 19 separately the surface and with under the moisture film state flow.
Thus, be as the gas-liquid contact chamber in the device with the configuration space that flows down medium 19, make by the conduct processing in waveform plate-shaped member 22 gap each other ethereal outer gas OA and the clean water W that is in the moisture film state of the process of flowing down are carried out gas-liquid contact, by this gas-liquid contact, thereby remove the water miscible gas componant that outer gas OA comprises and purify outer gas OA, and should outer gas OA humidification near saturation state.
As dripping and be supplied to the clean water W that flows down medium 19 from flowing down collector 20, temporarily supply with the pure water W as fresh clean water for gas-liquid contactor 16, this pure water W by supply-water pump Pw from as the pure water generation device 23 of clean water feedway by supplying with for water route 24.
The clean water W ' (that is, having absorbed the clean water of having used of gas componant) that flows down from flowing down medium 19 that is had in one's care by drain pan 21 is expelled to the outside by draining road 25.That is, this gas-liquid contactor 16 is temporary transient water-feeding type.
In the confession water route 24 from pure water generation device 23, be equipped with the water supply flow that will be adjusted into for the fresh clean water W (pure water) of gas-liquid contactor 16 output Li and adjust valve 26, in addition, on the draining road 25 from gas-liquid contactor 16, be equipped with drain discharge meter 27, this drain discharge meter 27 is as the displacement checkout gear of detection from the displacement Lo of the clean water W ' that has used (pure water that has used) of gas-liquid contactor 16 discharges.
Moreover, in addition, owing to will be supplied to from investigation mission outside the city or town machine 7 the air quantity change etc. of the outer gas OAs of adjustment of air conditioner 8 thereby the ventilation Gi of the outer gas OA at investigation mission outside the city or town machine 7 places (in other words, the ventilation of the outer gas OA at gas-liquid contactor 16 places) variation according to the behaviour in service of object chamber 1.With respect to this, at investigation mission outside the city or town machine 7, be equipped with air volume meter 28, this air volume meter 28 is as the Wind volume detector of the ventilation Gi that detects outer gas OA.
And, at this investigation mission outside the city or town machine 7, be equipped with changeable water supply controller 29, this changeable water supply controller 29 is as the control device of automatically adjusting based on the detection ventilation Gi of the detection displacement Lo of these drain discharge meters 27 and air volume meter 28 for the output Li of the fresh clean water W (pure water) of gas-liquid contactor 16.
Fig. 4 has shown the material balance at gas-liquid contactor 16 places.Each value that each symbolic representation among the figure is following.
The output of Li: clean water W;
Lo: the displacement of the clean water W ' that has used;
Lh: with respect to the humidification amount of the outer gas OAs after the processing of the outer gas OA before processing;
Gi: the ventilation of outer gas OA;
Cwi: the water-soluble gas constituent concentration of supplying clean water W (≈ 0);
Cwo: the water-soluble gas constituent concentration of the clean water W ' that has used;
Cai: the water-soluble gas constituent concentration of the outer gas OA before processing;
Cao: the water-soluble gas constituent concentration of the outer gas OAs after the processing.
At this, in the situation of the material balance of considering gas-liquid contactor 16 places, equate with the amount of 16 water and airs of discharging from the gas-liquid contact chamber owing to enter the amount of the water and air of gas-liquid contactor 16, thereby following (formula 1) set up.
Li * Cwi+Gi * Cai=Lo * Cwo+Gi * Cao+Lh * Cwi ... (formula 1).
In addition, because the water yield that deducts behind the humidification amount Lh from output Li is displacement Lo, thereby following (formula 2) set up.
Li=Lh+Lo ... (formula 2).
And, if with (formula 2) substitution (formula 1) and arrangement (formula 1), then obtain following (formula 3).
Lo * (Cwi-Cwo)=Gi * (Cao-Cai) ... (formula 3).
With respect to this, the gas componant for the purifying property of outer gas OA of expression gas-liquid contactor 16 is removed efficiency eta by following (formula 4) expression.
η=(Cai-Cao)/Cai ... (formula 4).
If (formula 4) is somebody's turn to do in above-mentioned (formula 3) substitution, then gas componant is removed efficiency eta by following (formula 5) expression.
η=(Lo/Gi) * ((Cwi-Cwo)/Cai) ... (formula 5).
The water-soluble gas constituent concentration Cwo of the clean water W ' that has used that should (formula 5) is determined with respect to the ratio (Lo/Gi) of outer gas ventilation Gi by the displacement L of the equilibrium relation of water-soluble gas composition and water and the clean water W ' that has used.If should become greatly (namely than Lo/Gi, gas ventilation Gi is in certain situation outside, it is large that displacement Lo becomes), the water-soluble gas constituent concentration Cwo of the clean water W ' that has then used diminishes, and gas componant is removed efficiency eta and is passed with linear relationship along the direction that rises.
So, the domination gas componant is removed the principal element of efficiency eta in (formula 5), except as the entry condition of empty G﹠W and outside the water-soluble gas constituent concentration Cwi (≈ 0) of the water-soluble gas constituent concentration Cai of the gas OA before the fixing processing and supplying clean water W, be Lo/Gi.
Namely, if it is identical (namely to be supplied to the water quality of clean water W of gas-liquid contactor 16, Cwi=is certain), so, the gas componant of expression purifying property is removed efficiency eta by as the L/G value decision for the ratio of the air quantity (=ventilation Gi) of the water yield of the purification that helps outer gas OA among the output Li of gas-liquid contactor 16 (=equate with displacement Lo the water yield) and outer gas OA.
On the other hand, in this gas-liquid contactor 16, outer gas OA about regulation ventilation Gi, with obtain required gas componant remove the necessary purification of efficiency eta with necessary water yield Lj as basic water amount, must be with the outer gas OA humidification that will process object to certain necessary humidification of humidification state with necessary water yield Lh and this purification water yield (Lj+Lh) after with necessary water yield Lj addition as output Li.
So, in the sufficient situation of output Li, in this gas-liquid contactor 16, no matter the state before the processing of outer gas OA, can both with outer gas OA stably humidification to certain humidity near saturation state (for example, relative humidity 95%) roughly.
This means, under certain output Li, if the state variation of the outer gas OA before processing etc. so that humidification change with necessary water yield Lh, then the water yield of the humidification that is consumed in outer gas OA among the output Li preferentially self-adjusting for change after the water yield that equates with necessary water yield Lh of the humidification of reality, thus, among the output Li be not consumed in humidification but help outer gas OA purification the water yield (namely, the displacement Lo that after helping to purify, discharges from gas-liquid contactor 16) change, cause its water yield that purifies usefulness (=Lo) with respect to above-mentioned purification become with necessary water yield Lj not enough (Lo<state Lj) or the state of the surplus that becomes (Lo〉Lj).
With respect to this, the formation of following (1) that above-mentioned changeable water supply controller 29 is adjusted as the output that causes thus for implementation, the control of (2).
(1) adjust water supply flow based on draining with the detection displacement Lo of flowmeter 27 and adjust valve 26, thereby the displacement Lo of the clean water W ' that has used (pure water that has used) that will discharge from gas-liquid contactor 16 is adjusted into and sets displacement SLo.
(2) will set displacement SLo change according to the detection ventilation Gi of air volume meter 28.Particularly, set displacement SLo will be for the purification of the outer gas ventilation Gi of each time point with necessary water yield Lj as the benchmark water yield, will estimate where necessary with respect to this benchmark water yield the water yield of surplus as setting displacement SLo.
At this, as the intrinsic constant of device (namely, according to based on the contact coefficient of device shape and require to remove efficiency eta etc. and different constants) the L/G value be in the situation of α, can represent that for the purification of the outer gas ventilation Gi of each time point with necessary water yield Lj, changeable water supply controller 29 determines the setting displacement SLo of each time point based on such related data 30 by Lj=α * Gi.
Namely, no matter making humidification with necessary water yield Lh and purify with necessary water yield Lj, the state variation of outer gas OA and air quantity variation etc. change, in addition, no matter the water yield of self-adjusting for equating with necessary water yield Lh with the humidification of each time point preferentially of the water yield that is consumed in humidification among the output Li as mentioned above, output control by above-mentioned (1), (2), thereby the water yield (that is the water yield that, equates with the displacement Lo) adjustment of the purification that helps outer gas OA among the output Li is maintained the water yield that equates with necessary water yield Lj with the purification of each time point.Thus, do one's utmost to save the output Li for the fresh clean water W of gas-liquid contactor 16, Simultaneous Stabilization ground obtains for the required purifying property of outer gas OA and required humidifying performance.
(other embodiment)
Enumerate following of the present invention other embodiment.
In the above-described embodiment, shown that will become the mode of setting displacement SLo with displacement Lo adjusts the example that the output control of output Li is applied to the air-purifying humidification device of temporary transient water-feeding type, but also same output control can be applied to the air-purifying humidification device of periodical feeding formula.
In addition, air-purifying humidification device of the present invention is not limited to be assembled in shown in the embodiment described above the occupation mode of investigation mission outside the city or town machine 7, can adopt assembling and be equipped on the occupation mode of common air conditioner and according to circumstances and not with the state of the combination such as cooler and heater under the independent various occupation modes of the occupation mode etc. of use.
To set in the situation of displacement SLo change according to the ventilation Gi that processes object air OA, as the ventilation checkout gear, be not limited to various air volume meters, can adopt such as based on the alteration command of ventilation Gi and the device of the various detection modes of device of the detection mode of perception ventilation Gi etc.
Process object air OA and be not limited to outer gas, if for circulation be supplied to dust free room air and take recycle as purpose from the needing purified treatment and add the air of wet process or need to be accompanied by the air of the purified treatment of humidification of the discharge air of various device etc., can be any air so.
Utilize possibility on the industry
Air-purifying humidification device of the present invention can be used in the purified treatment that needs air and adds the various fields of wet process or need to follow the various fields of purified treatment of the air of humidification.
Symbol description
OA: process the object air
W: clean water
16: the gas-liquid contact chamber
W ': the clean water of having used
Lo: displacement
27: the displacement checkout gear
Li: output
SLo: set displacement
29: control device
Gi: ventilation
28: Wind volume detector
23: the clean water feedway
19: flow down medium
20: the water supply collector
22a: inclined wave shaped part
22: the waveform plate-shaped member
Claims (5)
1. an air-purifying humidification device possesses the gas-liquid contact chamber, and this gas-liquid contact chamber makes and is vented to indoor processing object air and carries out gas-liquid contact in indoor and clean water,
By carrying out gas-liquid contact in this gas-liquid contact chamber and clean water, remove and will process the object air cleaning thereby will process the airborne water miscible gas componant of object, and, will process object air wetting,
It is characterized in that possessing the displacement checkout gear, this displacement checkout gear detects the displacement of the clean water of having used of discharging from described gas-liquid contact chamber,
And, possessing control device, this control device is adjusted for the output of the clean water of described gas-liquid contact chamber based on the detection displacement of described displacement checkout gear and described displacement is adjusted into the setting displacement.
2. air-purifying humidification device according to claim 1 is characterized in that,
Possess Wind volume detector, this Wind volume detector detects processing for described gas-liquid contact chamber to ethereal ventilation,
Described control device is for changing the formation of described setting displacement based on the detection ventilation of this Wind volume detector.
3. air-purifying humidification device according to claim 1 and 2 is characterized in that,
Constitute and temporarily to be supplied to described gas-liquid contact chamber from the fresh clean water that the clean water feedway is supplied with as being supplied to the clean water of described gas-liquid contact chamber.
4. air-purifying humidification device according to claim 1 and 2 is characterized in that,
The mixing water of the fresh clean water that constitutes the clean water of having used that will discharge from described gas-liquid contact chamber and supply with from the clean water feedway is as being supplied to the clean water of described gas-liquid contact chamber and being supplied to described gas-liquid contact chamber.
5. the described air-purifying humidification device of each according to claim 1 ~ 4 is characterized in that,
In described gas-liquid contact chamber, be equipped with respect to the ventilating path of air and be configured to flowing down medium and flowing down medium and the water supply collector of the clean water of dripping from the top with respect to this of cross-section state,
This flows down waveform plate-shaped member that medium will form the vertical posture of a plurality of inclined wave shaped parts and closely is set up in parallel and consists of, and makes the incline direction of described inclined wave shaped part opposite at the waveform plate-shaped member of every adjacency.
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JP2010-118534 | 2010-05-24 | ||
JP2010118534A JP5302931B2 (en) | 2010-05-24 | 2010-05-24 | Air purification humidifier |
PCT/JP2011/059849 WO2011148745A1 (en) | 2010-05-24 | 2011-04-21 | Air purifier and humidifier |
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CN102933910B CN102933910B (en) | 2015-11-25 |
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KR (1) | KR101754311B1 (en) |
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CN108361879A (en) * | 2018-05-04 | 2018-08-03 | 苏州瑞之弘空气净化有限公司 | A kind of dust free room feeder |
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CN113091239A (en) * | 2021-03-09 | 2021-07-09 | 青岛海尔空调器有限总公司 | Method and device for controlling air conditioner and air conditioner |
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Also Published As
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KR101754311B1 (en) | 2017-07-06 |
JP2011247454A (en) | 2011-12-08 |
WO2011148745A1 (en) | 2011-12-01 |
KR20130122519A (en) | 2013-11-07 |
CN102933910B (en) | 2015-11-25 |
JP5302931B2 (en) | 2013-10-02 |
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