CN205368284U - Brown coal vacuum drying carries matter equipment - Google Patents
Brown coal vacuum drying carries matter equipment Download PDFInfo
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- CN205368284U CN205368284U CN201620105325.0U CN201620105325U CN205368284U CN 205368284 U CN205368284 U CN 205368284U CN 201620105325 U CN201620105325 U CN 201620105325U CN 205368284 U CN205368284 U CN 205368284U
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- China
- Prior art keywords
- brown coal
- multiple stage
- effect
- preheater
- evaporator
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- 239000003077 lignite Substances 0.000 title claims abstract description 40
- 238000001291 vacuum drying Methods 0.000 title claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 56
- 238000001704 evaporation Methods 0.000 claims abstract description 56
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 230000008020 evaporation Effects 0.000 claims description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000009834 vaporization Methods 0.000 claims description 19
- 230000008016 vaporization Effects 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 7
- 239000008187 granular material Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000000875 corresponding effect Effects 0.000 claims description 2
- 238000001035 drying Methods 0.000 abstract description 6
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000002860 competitive effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- -1 therefore Substances 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to a brown coal vacuum drying carries matter equipment, including many pre -heaters, many flash wares, many evaporating pots, condenser, vacuum pump, the feed inlet of a back pre -heater is connected to the discharge gate of the previous pre -heater in many pre -heaters, in many the evaporating pots except that last imitates evaporating pot, all the other each imitate evaporating pots evaporating chamber and heating chamber imitate the flash ware and pass through the pipe connection with corresponding respectively, and this effect flash ware passes through heating chamber of next effect evaporating pot of pipe connection, condenser is connected to last evaporating chamber of imitating the evaporating pot in many evaporating pots, condenser intercommunication vacuum pump, the heating chamber of the first effect evaporating pot in many evaporating pots passes through the pipe connection vapour source, lets in living steam. The utility model discloses with descend the step by step steam of different temperatures of make full use of, heat energy cascade utilization is efficient, more energy -conservation, greatly reduced the brown coal drying carry the cost of matter, very competitive on brown coal market.
Description
Technical field
This utility model relates to brown coal drying and upgrading technical field, specifically a kind of brown coal vacuum drying upgrading device.
Background technology
Brown coal this genus colm, its water content is high, have up to 50%～60%, will be used as fuel must removing moisture.Domestic a lot of about brown coal drying and upgrading technique, but really put into the little of commercial operation, it is it is crucial that the moisture energy consumption in elimination brown coal is too big, and economic benefit is bad.
It is liquid when water is under atmospheric pressure and temperature is 45.5 DEG C, but allow it be under the vacuum state of 0.01Mpa, the water that temperature is 45. DEG C has reformed into steam, therefore we allow him be under above vacuum state in brown coal, moisture in brown coal has reformed into steam, and this steam evaporates from brown coal, therefore, brown coal are just dry, can be used as fuel combustion.
Utility model content
Not enough for above-mentioned prior art, this utility model provides a kind of brown coal vacuum drying upgrading device.
A kind of brown coal vacuum drying upgrading device that this utility model provides is achieved through the following technical solutions:
A kind of brown coal vacuum drying upgrading device, it is characterized in that: include multiple stage preheater, multiple stage flash evaporation, multiple stage evaporator, condenser, vacuum pump, described evaporator includes upper strata vaporization chamber and lower floor adds hot cell, the charging aperture of a preheater after the discharging opening connection of the previous preheater in described multiple stage preheater, in described multiple stage evaporator except last effect evaporator, the vaporization chamber of all the other each effect evaporators is connected by pipeline with corresponding effect flash evaporation respectively with adding hot cell, and this effect flash evaporation by pipeline connect next imitate evaporator add hot cell, the vaporization chamber of last effect evaporator in described multiple stage evaporator connects condenser, described condenser connection vacuum pump, the hot cell that adds of the first effect evaporator in described multiple stage evaporator connects vapour source by pipeline.After hydrothermal exchange in raw steam and brown coal that described vapour source produces and brown coal thereof, the condensed water of generation produces indirect steam by flash evaporation, this indirect steam supply after one imitate evaporator adds hot cell.
The air intake of the First preheater in described multiple stage preheater connects the first effect flash evaporation in vapour source and multiple stage flash evaporation, and the outlet of described First preheater connects condensate pump, and described air intake is also hot water inlet, can pass into hot water.
The air intake of second preheater in described multiple stage preheater connects the second effect flash evaporation in vapour source and multiple stage flash evaporation respectively, the outlet of described second preheater connects the triple effect flash evaporation in multiple stage flash evaporation, wherein, the raw steam of described vapour source input need to process through pressure and temperature reducing, described air intake is also hot water inlet, can pass into hot water.
The heating indoor of described multiple stage evaporator have from top to bottom overlapped multiple conveying worm, often the discharging opening of the upper strata conveying worm in adjacent two conveying worms connects the charging aperture of lower floor's conveying worm, and except the conveying worm of the superiors, hole is offered by the discharging opening of each conveying worm, and by vaporization chamber described in pipeline communication.
The discharging opening of last preheater in described multiple stage preheater is arranged below insulation transmission belt, and brown coal granule can be sent into each effect evaporator by described insulation transmission belt.
The outlet pipe end of described condenser inserts in the water of water seal tank.
The beneficial effects of the utility model are:
1, in elimination brown coal, the moisture of one kilogram only needs the heat of 50～100 kilocalories (kilocalorie), it is fewer than conventional brown coal drying and upgrading consumes one times of heat to several times, not only save the energy, and greatly reduce the cost of brown coal drying and upgrading, very competitive on brown coal market；
2, being applied to by the steam of different temperatures step by step in the evaporator of correspondence, steam repeatedly cascade utilization makes utilization efficiency of heat energy high, more energy-conservation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Following by embodiment and accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those skilled in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Embodiment one:
nullA kind of brown coal vacuum drying upgrading device as shown in Figure 1，It is characterized in that: include a preheater 11、No. two preheaters 12、One effect flash evaporation 21、Two effect flash evaporations 22、Triple effect flash evaporation 23、One effect evaporator 31、Two effect evaporators 32、Triple effect evaporator 33、Four-effect evaporation tank 34、Condenser 7、Vacuum pump 4，Described evaporator includes upper strata vaporization chamber and lower floor adds hot cell，The discharging opening of a described preheater 11 connects No. two preheater 12 charging apertures，The vaporization chamber of a described effect evaporator 31 connects an effect flash evaporation 21 with adding hot cell，What a described effect flash evaporation 21 connected two effect evaporators 32 adds hot cell，The vaporization chamber of described two effect evaporators 32 connects two effect flash evaporations 22 with adding hot cell，What described two effect flash evaporations 22 connected triple effect evaporator 33 adds hot cell，The vaporization chamber of described triple effect evaporator 33 and add hot cell and all connect triple effect flash evaporation 23，What described triple effect flash evaporation 23 connected four-effect evaporation tank 34 adds hot cell，The vaporization chamber of described four-effect evaporation tank 34，Connect condenser 7，Described condenser 7 connects vacuum pump 4，The hot cell that adds of a described effect evaporator 31 connects vapour source by pipeline.After hydrothermal exchange in raw steam and brown coal that described vapour source produces and brown coal thereof, the condensed water of generation produces indirect steam by flash evaporation, this indirect steam supply after one imitate evaporator adds hot cell.
Further, the air intake (being also hot water inlet) of a described preheater 11 connects vapour source or an effect flash evaporation 21, and the outlet of a described preheater connects condensate pump 51, and the condensed water reclaimed is sent into boiler room again with.
Further, the air intake (being also hot water inlet) of described No. two preheaters 12, connect vapour source or two effect flash evaporations 22 respectively, the raw steam of vapour source input herein processes through pressure and temperature reducing, utilizing the raw steam after pressure and temperature reducing or the condensed water in two effect flash evaporations 22 that the brown coal in No. two preheaters 12 and moisture thereof are preheated again, the outlet of described No. two preheaters 12 connects triple effect flash evaporation 23.
Further, described heating indoor have from top to bottom overlapped multiple conveying worm, often the discharging opening of the upper strata conveying worm in adjacent two conveying worms connects the charging aperture of lower floor's conveying worm, and except the conveying worm of the superiors, the discharge port end of each conveying worm is by vaporization chamber described in pipeline communication, for the vapor transmission that will produce in brown coal to vaporization chamber.
Further, the discharging opening of described No. two preheaters 12 is arranged below insulation transmission belt 6, and brown coal granule can be sent into each effect evaporator by described insulation transmission belt 6.
Further, the fixed gas in the vaporization chamber of described four-effect evaporation tank 34 is extracted out by vacuum pump 4.
Further, the vaporization chamber of described triple effect flash evaporation 23 and four-effect evaporation tank 34 and add hot cell and be all connected with storage tank 8, the water living pump 52 of described storage tank 8 is recycled.
Brown coal granule is delivered to No. 1 preheater 11 the condensed water heat exchange intensification discharged with raw steam or an effect flash evaporation 21 by transmission belt 14, then enter No. 2 preheaters 12, further heat up after the condensed water heat exchange discharged with the raw steam after pressure and temperature reducing or 2 effect flash evaporations 22, subsequently into heat insulation transportation belt 6 and respectively enter in the conveying worm that an effect evaporator 31, two imitates evaporator 32, triple effect evaporator 33 and four-effect evaporation tank 34；Enter the brown coal of each effect evaporator, after moisture evaporation drying dehydration, send into brown coal storehouse 10 finally by travelling belt 9 or be sent directly into user's use.
In this utility model, one effect evaporator 31, two is imitated fixed gas in evaporator 32 and triple effect evaporator 33 and is continuously expelled directly out, the steam of four-effect evaporation tank 34 vaporization chamber enters water seal tank 13 after being cooled down by the cooling water of condenser 7, and the fixed gas being mingled in four-effect evaporation tank 34 vaporization chamber is extracted out by vacuum pump.Owing to this programme is to adopt multiple-effect and to use under pressurization, normal pressure and negative pressure (vacuum) state, such as in an effect at 0.4mpa, two effects, triple effect are at 0.2-0.1mpa, quadruple effect is under 0.01mpa is vacuum state, imitating from one, the indoor conveying worm internal gas pressure of heating is more and more less, water become steam needed for temperature more and more lower.Therefore, the steam of different temperatures can be applied in the evaporator of correspondence by this programme so that thermal energy step utilization ratio is high, more energy-conservation.
Embodiment described above only represents embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not be interpreted as the restriction to this utility model scope.It should be pointed out that, for a person skilled in the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into this utility model protection domain.
Claims (6)
1. a brown coal vacuum drying upgrading device, it is characterized in that: include multiple stage preheater, multiple stage flash evaporation, multiple stage evaporator, condenser, vacuum pump, described evaporator includes upper strata vaporization chamber and lower floor adds hot cell, the charging aperture of a preheater after the discharging opening connection of the previous preheater in described multiple stage preheater, in described multiple stage evaporator except last effect evaporator, the vaporization chamber of all the other each effect evaporators is connected by pipeline with corresponding effect flash evaporation respectively with adding hot cell, and this effect flash evaporation by pipeline connect next imitate evaporator add hot cell, the vaporization chamber of last effect evaporator in described multiple stage evaporator connects condenser, described condenser connection vacuum pump, the hot cell that adds of the first effect evaporator in described multiple stage evaporator connects vapour source by pipeline.
2. a kind of brown coal vacuum drying upgrading device according to claim 1, it is characterized in that: the air intake of the First preheater in described multiple stage preheater connects the first effect flash evaporation in vapour source and multiple stage flash evaporation respectively, the outlet of described First preheater connects condensate pump, and described air intake also can pass into hot water.
3. a kind of brown coal vacuum drying upgrading device according to claim 1, it is characterized in that: the air intake of second preheater in described multiple stage preheater connects the second effect flash evaporation in vapour source and multiple stage flash evaporation respectively, the outlet of described second preheater connects the triple effect flash evaporation in multiple stage flash evaporation, and described air intake also can pass into hot water.
4. a kind of brown coal vacuum drying upgrading device according to claim 1, it is characterized in that: the heating indoor of described multiple stage evaporator have from top to bottom overlapped multiple conveying worm, often the discharging opening of the upper strata conveying worm in adjacent two conveying worms connects the charging aperture of lower floor's conveying worm, and except the conveying worm of the superiors, hole is offered by the discharging opening of each conveying worm, and by vaporization chamber described in pipeline communication.
5. a kind of brown coal vacuum drying upgrading device according to claim 1, it is characterized in that: the discharging opening of last preheater in described multiple stage preheater is arranged below insulation transmission belt, brown coal granule can be sent into each effect evaporator by described insulation transmission belt.
6. a kind of brown coal vacuum drying upgrading device according to claim 1, it is characterised in that: the outlet pipe end of described condenser inserts in the water of water seal tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620105325.0U CN205368284U (en) | 2016-02-02 | 2016-02-02 | Brown coal vacuum drying carries matter equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620105325.0U CN205368284U (en) | 2016-02-02 | 2016-02-02 | Brown coal vacuum drying carries matter equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205368284U true CN205368284U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620105325.0U Withdrawn - After Issue CN205368284U (en) | 2016-02-02 | 2016-02-02 | Brown coal vacuum drying carries matter equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN205368284U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105524677A (en) * | 2016-02-02 | 2016-04-27 | 陈开碧 | Vacuum drying and upgrading equipment for lignite and lignite upgrading method |
| CN112096473A (en) * | 2020-10-12 | 2020-12-18 | 西安热工研究院有限公司 | Supercritical CO2 power generation system and method integrating lignite vacuum pre-drying |
-
2016
- 2016-02-02 CN CN201620105325.0U patent/CN205368284U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105524677A (en) * | 2016-02-02 | 2016-04-27 | 陈开碧 | Vacuum drying and upgrading equipment for lignite and lignite upgrading method |
| CN112096473A (en) * | 2020-10-12 | 2020-12-18 | 西安热工研究院有限公司 | Supercritical CO2 power generation system and method integrating lignite vacuum pre-drying |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160706 Effective date of abandoning: 20180223 |
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| AV01 | Patent right actively abandoned |