CN102354416B - Prepayment temperature control ultrasonic calorimeter - Google Patents
Prepayment temperature control ultrasonic calorimeter Download PDFInfo
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- CN102354416B CN102354416B CN2011101903609A CN201110190360A CN102354416B CN 102354416 B CN102354416 B CN 102354416B CN 2011101903609 A CN2011101903609 A CN 2011101903609A CN 201110190360 A CN201110190360 A CN 201110190360A CN 102354416 B CN102354416 B CN 102354416B
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- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 61
- 230000001105 regulatory effect Effects 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 8
- 230000008014 freezing Effects 0.000 claims description 8
- 238000007710 freezing Methods 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000002604 ultrasonography Methods 0.000 description 4
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- 238000013461 design Methods 0.000 description 2
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- 206010019332 Heat exhaustion Diseases 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
The invention relates to a prepayment temperature control ultrasonic calorimeter. The prepayment temperature control ultrasonic calorimeter comprises a calorimeter body, a measuring pipe fitting, a valve adjusting mechanism, a flow rate measurement mechanism and a temperature measuring mechanism, wherein a controller and a main display screen are arranged in a movable display part of the calorimeter body; an integrated circuit (IC) card information acquisition device and a power supply module are arranged in a fixed installation part of the calorimeter body; the controller is electrically connected with the IC card information acquisition device, the main display screen, the power supply module and the like; the valve adjusting mechanism comprises an adjusting ball valve and a power transmission mechanism; and the power transmission mechanism controls the adjusting ball valve under a command of the controller. In the prepayment temperature control ultrasonic calorimeter, under the uniform control of the controller, various functions such as temperature and flow rate acquisition, opening degree and on-off control of the adjusting ball valve, deduction of prepaid expenses, temperature adjustment and control and the like are integrated; and centralized management and intelligent control of metering and billing information acquisition, heating temperature information acquisition, indoor temperature information acquisition, prepaid expenses and the like of heat consumption of a user are realized.
Description
Technical field
The present invention relates to a kind of heat metering instrument, specifically a kind of pre-payment temperature controlled ultrasonic ripple calorimeter.
Background technology
The calorimeter that adopts in the market mainly is made up of flowmeter, temperature sensor and counter, and the calculating of heat comprises temperature and flow two parts.Temperature calculation mainly is to calculate according to the difference of inflow temperature and leaving water temperature through temperature sensor, is mechanical impeller metering mechanism and the calculating of flow is generally adopted.The principle of work of impeller metering mechanism is that impeller rotates under the effect of current, and flowmeter is according to N=K
VQ calculates discharge, and wherein N is the revolution of impeller, and Q is a discharge, K
VRatio of gear for impeller metering mechanism.Yet the ratio of gear of impeller metering mechanism is relevant with the precision of manufacturing; And can change with the flow velocity of current, the variation of water temperature; Particularly in the low discharge district that demarcates below the flow, its variation is more remarkable, has therefore had a strong impact on the flow metering precision of calorimeter.And therefore mechanical calorimeter causes the line clogging phenomenon easily because ducted fluid is impure more, brings loss to the user.
The collection of flow gradually adopts ultrasonic technology to substitute the flowmeter of prior mechanical in the calorimeter in recent years; Ultrasonic calorimeter is higher to the measurement requirement of water velocity; And the processing to electric signal is also extremely accurate; Yet present ultrasonic calorimeter is an independently acquisition component mostly, can not realize centralized management, more can not embody the intellectuality control of calorimeter.
Summary of the invention
The object of the invention is exactly to overcome the deficiency that existing calorimeter exists, and a kind of measuring accuracy height, dependable performance is provided and can realizes managing concentratedly, embodying the intelligent pre-payment temperature controlled ultrasonic ripple calorimeter of controlling.
The present invention is achieved in that a kind of pre-payment temperature controlled ultrasonic ripple calorimeter; Comprise the table body, measure pipe fitting, valve regulated mechanism, flow-metering mechanism and temperature survey mechanism; Said flow-metering mechanism and temperature survey mechanism and said table body join through data line; In said flow-metering mechanism, be provided with ultrasonic transducer, in said temperature survey mechanism, be provided with first temperature sensor and second temperature sensor that is used to detect user heating system water-in and water-out temperature, said table body comprises the chassis; Be fixed in the fixed installation portion on the said chassis, and be hinged in the said fixed installation portion and 0-100 ° of movable display parts that change the width of cloth are arranged; Said table body is installed on the said measurement pipe fitting through web joint;
In said movable display part, controller and main display are housed; In said fixed installation portion, IC-card information acquisition device and power module are housed, said controller is electrically connected with said IC-card information acquisition device, said main display, said power module, said ultrasonic transducer, said first temperature sensor and said second temperature sensor respectively;
Said ultrasonic transducer is separately positioned in the water inlet port and water outlet port of said measurement pipe fitting, in said measurement pipe fitting, the water conservancy diversion frame is housed, and the reflecting body with said ultrasonic transducer cooperating is housed respectively at the two ends of said water conservancy diversion frame;
Said valve regulated mechanism comprises and regulates ball valve and power drive mechanism, and said adjusting ball valve is arranged on the said measurement pipe fitting, and said power drive mechanism is installed on the said chassis, and is connected with said adjusting ball valve; Said power drive mechanism is electrically connected with said controller, is used under the instruction of said controller, said adjusting ball valve being controlled.
The present invention also can realize like this: in above-mentioned ultrasonic calorimeter, also include temperature controller, be electrically connected with said controller, be used for the indoor heating temperature is set and controlled.
Said temperature controller includes control circuit, single-chip microcomputer and the three-temperature sensor of electrical connection, also includes temperature adjustment buttons, Energy Saving Control button and temperature display on the housing that is arranged on said temperature controller; Said temperature adjustment buttons and said Energy Saving Control button are connected electrically in the input end of said single-chip microcomputer, and said temperature display is connected electrically in the output terminal of said single-chip microcomputer, and said single-chip microcomputer carries out data communication through communication interface and said controller.
Said controller in the ultrasonic calorimeter of the present invention includes:
Microprocessor is used for data processing;
Alarm module joins with said microprocessor, is used to detect the remaining sum of advanced charge and the cell voltage of said power module, and under balances of advance payments or cell voltage arrival, prescribes a time limit, and sends alerting signal;
Anti-bursting by freezing control module is joined with said microprocessor, is used under the control of said microprocessor, said adjusting ball valve being carried out aperture control according to the leaving water temperature of heating system; And
Self-cleaning control module is joined with said microprocessor, is used under the control of said microprocessor, said adjusting ball valve being carried out switch control.
The I/O port of the said controller in ultrasonic calorimeter of the present invention is provided with RS485 interface and/or M-bus interface.
Table body of the present invention adopts split-type structural, and main display can rotate in 0-100 ° of scopes, has made things convenient for and has checked and folding and unfolding.Measure the temperature sensor mounting hole on the pipe fitting, made things convenient for the installation of temperature sensor, simplify the structure, reduced cost.Measure the ply-yarn drill that is provided with on the pipe fitting, can various cables fitly be fastened, guarantee in use in order clean and tidy of the present invention.Be arranged on the alarm module in the controller, not only can detect the electric weight of power module in real time, under-voltage condition is in time reported to the police, can also detect in real time, remind the user in time to continue to pay dues, guarantee to continue with warm to advanced charge.The leaving water temperature that anti-bursting by freezing control module records according to second temperature sensor under the control of microprocessor, is controlled the aperture of regulating ball valve, to avoid crossing in water temperature pipeline bursting by freezing phenomenon takes place when low.Self-cleaning control module can be under the control of microprocessor be carried out switch control to regulating ball valve, regularly carrying out water and clean regulating ball valve, thereby prevents the generation of latch up phenomenon.Microprocessor adopts the MSP430 single-chip microcomputer, can satisfy little power consumption design, reduces the energy consumption of calorimeter.The communication modes of controller adopts the mode of RS485, M-BUS mode or both combinations, can realize that teletransmission checks meter, and has increased the work selectivity, has improved the versatility of calorimeter of the present invention.
Temperature controller in the ultrasonic calorimeter of the present invention; Can set and show indoor temperature; And be transferred to the controller of table in the body with wireless or wired mode according to the indoor temperature that is detected; Carry out aperture control or switch control to regulating ball valve, regulate the hot water flow of sending into indoor heating system, make use of the present invention intellectuality and hommization more with this.
The present invention is through being provided with and the corresponding water conservancy diversion frame of ultrasonic transducer in measuring pipe fitting; Can make the hot water of measuring in the pipe fitting of flowing through be in laminar condition; Be more convenient for the like this emission and the reception of ultrasonic transducer; Owing to measure movement-less part in the pipe fitting, make that therefore the measuring accuracy of this ultrasonic calorimeter is high, dependable performance.
Under the unified control of the controller of ultrasonic calorimeter of the present invention in the table body; With the collection of temperature and flow, the aperture of regulating ball valve control with switch, each item functions such as the adjusting of the deduction of advanced charge and temperature and control organically integrate; Realized that the user consumes the centralized management of the metering and billing information acquisition of heat, heating temperature information acquisition, indoor temperature information collection and advanced charge etc., realized intellectuality control and the use of heating system and heating system heat.
Description of drawings
Fig. 1 is an assembling shaft side figure of the present invention.
Fig. 2 is a surface structure synoptic diagram of the present invention.
Fig. 3 is an electrical connection diagram of the present invention.
Fig. 4 is the surface structure synoptic diagram of temperature controller.
Each parts and label are respectively among the figure: 1, table body, 2, ultrasonic transducer, 4, web joint, 5, measure pipe fitting, 7, temperature controller, 8, the IC-card information acquisition device; 11, chassis, 12, controller, 13, power module, 14, main display, 31, first temperature sensor, 32, second temperature sensor; 51, water conservancy diversion frame, 52, reflecting body, 53, the ultrasonic transducer mounting hole, 54, the temperature sensor mounting hole, 55, ply-yarn drill; 61, regulate ball valve, 62, power drive mechanism, 71, housing, 72, control circuit, 73, three-temperature sensor; 74, single-chip microcomputer, 75, temperature adjustment buttons, 76, the Energy Saving Control button, 77, main display, 111, fixed installation portion; 112, movable display part, 121, alarm module, 122, anti-bursting by freezing control module, 123, self-cleaning control module, 124, microprocessor.
Embodiment
Ultrasonic calorimeter of the present invention mainly partly is made up of table body, measurement pipe fitting, valve regulated mechanism, flow-metering mechanism, temperature survey mechanism and temperature controller etc.
In flow-metering mechanism, be provided with ultrasonic transducer, to be used to detect the flow velocity of water.In temperature survey mechanism, be provided with first temperature sensor and second temperature sensor, be used to detect user's hot water line's water inlet port and the temperature of water outlet port.The table body is the data that record according to flow-metering mechanism and temperature survey mechanism, calculates the heat exhaustion of the hot water in the user heating system that flows through and the value of deducting fees of correspondence, and according to the situation of advanced charge, controls whether heat supply.Valve regulated mechanism is used for the temperature requirements according to the temperature controller setting, under the control of controller, carries out aperture and regulates or switch change-over.Temperature controller can be used for the indoor heating temperature of real-time monitored, and can be according to user's actual needs, the indoor heating temperature of artificial setting.
Carry out the signal transmission through data line between controller in the table body and flow-metering mechanism and the temperature survey mechanism; Intercom mutually through data line or wireless network forms between the controller of table in the body and the temperature controller, be connected through cable between the controller in the table body and the valve regulated mechanism.
As shown in Figure 2, ultrasonic calorimeter of the present invention is to be connected among the hot water line of user heating system through measuring pipe fitting 5, and table body 1 is fixedly connected on through web joint 4 (Fig. 1) and measures on the pipe fitting 5.
Like Fig. 1, shown in Figure 3, table body 1 includes chassis 11, fixed installation portion 111 and movable display part 112.Fixed installation portion 111 is fixedly connected on the chassis 11, and movable display part 112 is hinged on the end face of fixed installation portion 111, and 0-100 ° the commentaries on classics width of cloth is arranged.
Valve regulated mechanism comprises adjusting ball valve 61 and power drive mechanism 62 (Fig. 3).Regulating ball valve 61 is installed on the measurement pipe fitting 5; Power drive mechanism 62 is installed on the chassis 11 of table body 1; The input end of power drive mechanism 62 is connected with controller 12 through cable; Output terminal is connected with the adjusting handle of regulating ball valve 61 through physical construction, is used for the instruction according to controller 12, the aperture size and the switch change of regulating and controlling ball valve 61.Adjusting ball valve 61 preferred floating type ball-and-spring valves in the present embodiment.
Among Fig. 3, controller 12 comprises microprocessor 124, alarm module 121, anti-bursting by freezing control module 122 and self-cleaning control module 123; Alarm module 121, anti-bursting by freezing control module 122 and self-cleaning control module 123 are electrically connected with microprocessor 124 respectively.
The effect of alarm module 121, the one, detect the electric weight of power module 13, when detecting voltage when low, signal is passed to microprocessor 124, under the instruction of microprocessor 124, send alerting signal, on main display 14, show " under-voltage " printed words simultaneously; The 2nd, when advanced charge is not enough, send alerting signal.
Anti-bursting by freezing control module 122 is leaving water temperatures of the hot water line that records according to second temperature sensor 32; Under the control of microprocessor 124; Carry out switch control to regulating ball valve 61---promptly when the leaving water temperature of heating system hangs down, under the instruction of controller 12, open big adjusting ball valve 61; Hot water flow is increased, cross the phenomenon that occurs the pipeline bursting by freezing when hanging down in water temperature with the heating system that prevents the user.
Self-cleaning control module 123 is under the control of microprocessor 124, carries out switch control to regulating ball valve 61, with the injection through current, self carries out cleaning regularly to regulating ball valve 61, prevents by obstructions such as the grains of sand or foreign material.
Flow-metering mechanism comprises two ultrasonic transducers 2 and two reflecting bodys 52 (Fig. 3).Transmit mechanical energy through current between reflecting body 52 and the ultrasonic transducer 2, ultrasonic transducer 2 is transferred to controller 12 after converting mechanical energy into electric signal.
Temperature survey mechanism mainly comprises first temperature sensor 31 and second temperature sensor 32 (Fig. 3).First temperature sensor 31 and second temperature sensor 32 are separately positioned on the water inlet and the water delivering orifice of user heating system; Be used for detecting in real time the inflow temperature and the leaving water temperature of user heating system; And detected data are passed through cable transmission give controller 12, the payment foundation that consumes heat is provided.
The two ends of measuring pipe fitting 5 are connected with the hot water line of heating system through oil respectively the ninth of the ten Heavenly Stems.Among Fig. 1; Measuring pipe fitting 5 is the dumbbell shaped casting structure, and its sidewall is provided with ultrasonic transducer mounting hole 53 and temperature sensor mounting hole 54, in the body of measuring pipe fitting 5, water conservancy diversion frame 51 is installed; The reflecting body 52 that is oppositely arranged is installed at the two ends of water conservancy diversion frame 51; Reflecting body 52 and ultrasonic transducer 2 corresponding settings are used for current are reflexed to the probe of ultrasonic transducer 2, to detect the flow velocity of hot water.The temperature sensor mounting hole of measuring on the pipe fitting 5 54 is used to install first temperature sensor 31, to measure the water temperature of hot water line's water inlet.On the sidewall of measuring pipe fitting 5, also be provided with ply-yarn drill 55, be used for clamping the cable that leads to table body 1.
Ultrasonic calorimeter of the present invention comprises also and IC-card information acquisition device 8 matching used IC-cards that the user supplements with money, to buy required heating heat, satisfies the demand of the pre paid functionality of ultrasound wave heat of the present invention.
Ultrasonic calorimeter of the present invention also includes the temperature controller 7 that can carry out communication contact with controller 12.This temperature controller is arranged on the indoor of user, and the user can carry out the setting and the control of heating temperature according to the demand of self.
Like Fig. 3, shown in Figure 4, temperature controller 7 mainly comprises single-chip microcomputer 74, control circuit 72, three-temperature sensor 73, temperature adjustment buttons 75, Energy Saving Control button 76 and temperature main display 77 etc.Wherein single-chip microcomputer 74, control circuit 72 and three-temperature sensor 73 are installed in the housing 71, and temperature adjustment buttons 75, Energy Saving Control button 76 and temperature display 77 are arranged on the surface of housing 71.
Single-chip microcomputer 74 is electrically connected with control circuit 72, three-temperature sensor 73, temperature display 77 respectively, and single-chip microcomputer 74 carries out data communication through communication interface and controller 12.Three-temperature sensor 73 is used to measure indoor temperature, and temperature signal is passed to single-chip microcomputer 74; Temperature adjustment buttons 75 is carried out the increase and decrease setting of temperature, and the temperature information that configures is transferred to single-chip microcomputer 74 through control circuit 72, again through the communication contact of single-chip microcomputer 74, sends the controller 12 in the table body 1 to.When indoor unmanned, in the time of need not warming oneself; Press Energy Saving Control button 76; This button information can be transferred to single-chip microcomputer 74 through control circuit 72, and the above-mentioned information that single-chip microcomputer 74 will receive is transferred to the controller 12 in the table body 1 with communication modes, makes power drive mechanism 62 actions through controller 12; Regulate ball valve 61 thereby close, reach the purpose of practicing thrift heat, minimizing expense expenditure.
Assembling process of the present invention is following:
One, earlier reflecting body 52 is installed in the two ends of water conservancy diversion frame 51, the setting angle of reflecting body 52 can be provided with according to the desired location of corresponding ultrasonic transducer 2 with it; Again water conservancy diversion frame 51 is installed to and measure in the pipe fitting 5, ultrasonic transducer 2 is installed in the ultrasonic transducer mounting hole 53 of measuring pipe fitting 5, first temperature sensor 31 is installed in the temperature sensor mounting hole 54 of measuring pipe fitting 5; Then, will regulate ball valve 61 and be installed in the copper shield joint, the copper shield joint is connected the water side of measuring pipe fitting 5;
Two, second temperature sensor 32 is installed in the water delivering orifice of heating system;
Three, the data line with temperature controller 7, ultrasonic transducer 2, first temperature sensor 31 and second temperature sensor 32 is connected with controller 12 respectively;
Four, will measure pipe fitting 5 and copper shield joint is installed among the hot water line of heating system;
Five, each parts of assembling table body 1 are fixedly connected on the top of measuring pipe fitting 5 with the table body 1 that assembles through web joint 4;
The power drive mechanism 62 that six, will be fixed on the chassis 11 links together with the adjusting handle of regulating ball valve 61.
The course of work of the present invention is: after ultrasonic calorimeter of the present invention being installed among the hot water line of heating system; At first through the form of swiping the card; Recharge amount in the IC-card is transferred to controller 12 through the IC-card information acquisition device 8 on the table body 1; Controller 12 converts recharge amount into the heat number, and the heat that the user is consumed carries out prepaid.12 pairs of heats of controller are deducted in real time; When advanced charge is not enough, send alerting signal.
Heat Calculation principle of the present invention is: the ultrasonic transducer 2 that in the water inlet end of measuring pipe fitting 5, is provided with produces and the emission ultrasound wave along water (flow) direction; Another ultrasonic transducer 2 that in the water side of measuring pipe fitting 5, is provided with produces and the emission ultrasound wave along the opposite direction of current; Two ultrasonic transducers 2 receive the ultrasonic signal that the other side sends each other; And be converted into electric signal, be transferred to controller 12 through lead, according to following current travel-time and the difference in adverse current travel-time and the flow velocity relation of detected fluid of ultrasound wave in water; Obtain the flow velocity of water, thereby calculate the flow of water outlet.Last first temperature sensor 31 and second temperature sensor 32 that are installed in heating system hot water line water inlet and water delivering orifice are gathered inflow temperature and leaving water temperature respectively; And convert electric signal to and send controller 12 to, calculate the consumption of heating heat by controller 12.
The user can regulate the temperature adjustment buttons 75 on the temperature controller 7 according to demand; After single-chip microcomputer 74 receives this information; Be transferred to controller 12 with communication modes; The information that controller 12 combines single-chip microcomputer 74 to send is sent steering order, and power drive mechanism 62 carries out real-time regulated to regulating ball valve 62 under the instruction of controller 12, to satisfy user's demand.
Claims (5)
1. pre-payment temperature controlled ultrasonic ripple calorimeter; Comprise table body (1), measure pipe fitting (5), valve regulated mechanism, flow-metering mechanism and temperature survey mechanism; Said flow-metering mechanism and temperature survey mechanism and said table body (1) join through data line; In said flow-metering mechanism, be provided with ultrasonic transducer (2); In said temperature survey mechanism, be provided with first temperature sensor (31) and second temperature sensor (32) that is used to detect user heating system water-in and water-out temperature, it is characterized in that said table body (1) comprises chassis (11); Be fixed in the fixed installation portion (111) on the said chassis (11), and be hinged on the movable display parts (112) that 0-100 ° of commentaries on classics width of cloth were gone up and had in said fixed installation portion (111); Said table body (1) is installed on the said measurement pipe fitting (5) through web joint (4);
Controller (12) and main display (14) are housed in said movable display part (112); IC-card information acquisition device (8) and power module (13) are housed in said fixed installation portion (111), and said controller (12) is electrically connected with said IC-card information acquisition device (8), said main display (14), said power module (13), said ultrasonic transducer (2), said first temperature sensor (31) and said second temperature sensor (32) respectively;
Said ultrasonic transducer (2) is separately positioned in the water inlet port and water outlet port of said measurement pipe fitting (5); Water conservancy diversion frame (51) is housed in said measurement pipe fitting (5), the reflecting body (52) with said ultrasonic transducer (2) cooperating is housed respectively at the two ends of said water conservancy diversion frame (51);
Said valve regulated mechanism comprises and regulates ball valve (61) and power drive mechanism (62); Said adjusting ball valve (61) is arranged on the said measurement pipe fitting (5); Said power drive mechanism (62) is installed on the said chassis (11), and is connected with said adjusting ball valve (61); Said power drive mechanism (62) is electrically connected with said controller (12), is used under the instruction of said controller (12), said adjusting ball valve (61) being controlled.
2. pre-payment temperature controlled ultrasonic ripple calorimeter according to claim 1 is characterized in that, in above-mentioned ultrasonic calorimeter, also includes temperature controller (7), is electrically connected with said controller (12), is used for the indoor heating temperature is set and controlled.
3. pre-payment temperature controlled ultrasonic ripple calorimeter according to claim 2; It is characterized in that; Said temperature controller (7) includes control circuit (72), single-chip microcomputer (74) and the three-temperature sensor (73) of electrical connection, also includes temperature adjustment buttons (75), Energy Saving Control button (76) and temperature display (77) on the housing (71) that is arranged on said temperature controller (7); Said temperature adjustment buttons (75) and said Energy Saving Control button (76) are connected electrically in the input end of said single-chip microcomputer (74); Said temperature display (77) is connected electrically in the output terminal of said single-chip microcomputer (74), and said single-chip microcomputer (74) carries out data communication through communication interface and said controller (12).
4. according to claim 1,2 or 3 described pre-payment temperature controlled ultrasonic ripple calorimeters, it is characterized in that said controller (12) includes:
Microprocessor (124) is used for data processing;
Alarm module (121) joins with said microprocessor (124), is used to detect the remaining sum of advanced charge and the cell voltage of said power module (13), and under balances of advance payments or cell voltage arrival, prescribes a time limit, and sends alerting signal;
Anti-bursting by freezing control module (122) is joined with said microprocessor (124), is used under the control of said microprocessor (124), said adjusting ball valve (61) being carried out aperture control according to the leaving water temperature of heating system;
And self-cleaning control module (123), join with said microprocessor (124), be used under the control of said microprocessor (124), said adjusting ball valve (62) being carried out switch control.
5. pre-payment temperature controlled ultrasonic ripple calorimeter according to claim 4 is characterized in that the I/O port of said controller is provided with RS485 interface and/or M-bus interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101903609A CN102354416B (en) | 2011-07-08 | 2011-07-08 | Prepayment temperature control ultrasonic calorimeter |
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| CN2011101903609A CN102354416B (en) | 2011-07-08 | 2011-07-08 | Prepayment temperature control ultrasonic calorimeter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103149889A (en) * | 2013-01-18 | 2013-06-12 | 山东三龙智能技术有限公司 | Multifunctional data acquisition device |
| CN103177506A (en) * | 2013-01-29 | 2013-06-26 | 依科瑞德（北京）能源科技有限公司 | Heat metering measurement control all-in-one device |
| CN103344007B (en) * | 2013-07-16 | 2015-12-23 | 广州柏诚智能科技有限公司 | A kind of Energy Saving Control pattern of valve control ultrasonic heat meter |
| CN103499402A (en) * | 2013-09-23 | 2014-01-08 | 江苏国能仪表科技有限公司 | Ultrasonic wave heat meter timing descaling device |
| CN105938026A (en) * | 2016-06-02 | 2016-09-14 | 大连环岛仪表有限公司 | Ultrasonic calorimeter with water leakage alarm function |
| CN108205338A (en) * | 2016-12-19 | 2018-06-26 | 天津中源邦达新能源工程技术有限公司 | A kind of teletransmission heat metering table and its system |
| CN112268640A (en) * | 2020-10-14 | 2021-01-26 | 云南电网有限责任公司玉溪供电局 | Energy-saving heat energy meter data acquisition device |
| WO2025000678A1 (en) * | 2023-06-28 | 2025-01-02 | 呼伦贝尔安泰热电有限责任公司东海拉尔发电厂 | Ultrasonic heat meter not requiring shutoff during maintenance |
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| JPS5667712A (en) * | 1979-11-07 | 1981-06-08 | Ishikawajima Harima Heavy Ind Co Ltd | Measuring method for flow rate of slag |
| CN201096553Y (en) * | 2007-09-30 | 2008-08-06 | 徐州润物科技发展有限公司 | Ultrasonic heat meter |
| CN201672996U (en) * | 2010-05-05 | 2010-12-15 | 左晔 | Ultrasonic heat meter |
| CN202150149U (en) * | 2011-07-08 | 2012-02-22 | 张美林 | Pre-paid temperature controlling ultrasonic heat meter |
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