CN203148703U - Calorimeter test platform for air conditioner compressor - Google Patents

Calorimeter test platform for air conditioner compressor Download PDF

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Publication number
CN203148703U
CN203148703U CN 201320201956 CN201320201956U CN203148703U CN 203148703 U CN203148703 U CN 203148703U CN 201320201956 CN201320201956 CN 201320201956 CN 201320201956 U CN201320201956 U CN 201320201956U CN 203148703 U CN203148703 U CN 203148703U
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CN
China
Prior art keywords
calorimeter
compressor
subcooler
air conditioner
water
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
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CN 201320201956
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Chinese (zh)
Inventor
杨双
汪亮兵
徐鸿
刘挺
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ANHUI ZHONGJIA ZHIRUI TECHNOLOGY Co Ltd
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ANHUI ZHONGJIA ZHIRUI TECHNOLOGY Co Ltd
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Priority to CN 201320201956 priority Critical patent/CN203148703U/en
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Publication of CN203148703U publication Critical patent/CN203148703U/en
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Abstract

The utility model discloses a calorimeter test platform for an air conditioner compressor. The calorimeter test platform comprises a refrigerating system, a water system and a measurement and control system; the refrigerating system comprises a compressor, a condenser, a subcooler, an expansion valve and an evaporator; the condenser, the subcooler, the expansion valve, the evaporator and the compressor are sequentially connected to form a refrigerating loop; the evaporator is arranged in the calorimeter; the bottom of the calorimeter is provided with a heater; the water system comprises a chilled water system and a cooling water system; the chilled water system comprises a chilled water unit, a chilled water tank, a compressor chamber surface air cooler, a calorimeter chamber surface air cooler and a subcooler; and the measurement and control system comprises a temperature sensor, a pressure sensor, a mass flowmeter, a data acquisition device and a main control computer. The calorimeter test platform for the air conditioner compressor has the advantages of large test range of refrigerating capacity, complete structure, superior performance, precise control and the like.

Description

Compressor of air conditioner calorimeter test board
Technical field
The utility model relates to a kind of compressor of air conditioner calorimeter test board.
Background technology
Along with The development in society and economy, people are more and more higher for the requirement of quality of the life, and this has just promoted the flourish of refrigerating and air conditioning industry greatly.And in order better to cater to the market demand, realizing lifting and the progress of technical merit, the measuring technology of refrigeration air-conditioner product and proving installation have also obtained developing rapidly.As the core component of refrigeration system, the performance test of compressor just has and important meaning.According to national standard " GB/T 5773 positive displacement refrigeration compressor method for testing performances ", be applied at present in the method for compressor performance test, prefered method is the second cold-producing medium calorimetric device method, its principle is to utilize second cold-producing medium that fills in the calorimeter as heat exchange medium, the heat that the cold that produces in the refrigeration system with test and electric heater produce exchanges mutually, when the cold and hot amount of exchange reaches balance, by measuring the method that the electrical heating amount draws refrigerating capacity.The existing performance of air-conditioning compressor test board that utilizes the second cold-producing medium calorimetric device method to test, ubiquitous problem has: 1) can only adapt to single working medium and lubricating oil; 2) the refrigeration capacity test scope is less, and the error that overruns is bigger; 3) the test macro energy consumption is big.On this basis, call for the energy-saving and emission-reduction of active response country, and actively seek more the performance of air-conditioning compressor test board of optimizing, it is more perfect to the utility model proposes a kind of structure, performance is more superior, and control adopts the second cold-producing medium calorimetric device method to carry out the testing table of performance of air-conditioning compressor test more accurately.
The utility model content
The utility model is the weak point that exists in the above-mentioned prior art for avoiding, and a kind of compressor of air conditioner calorimeter test board is provided, to improve refrigeration capacity test scope and the control accuracy of compressor of air conditioner.
The utility model be the technical solution problem by the following technical solutions.
Compressor of air conditioner calorimeter test board, its design feature are to comprise refrigeration system, water system and TT﹠C system;
Described refrigeration system comprises compressor, condenser, subcooler, expansion valve, evaporator and calorimeter; Described condenser, subcooler, expansion valve, evaporator and described compressor are connected to form a refrigeration cycle successively; Described evaporator places within the described calorimeter, and described calorimeter bottom is provided with well heater, and there is second refrigerant solution described calorimeter inside, and described well heater is immersed in described second refrigerant solution; Described subcooler is provided with the subcooler electric heater;
Water system comprises chilled water system and the cooling water system that is used to condenser to cool; Chilled water system comprises handpiece Water Chilling Units, freezing water tank, compressor room's surface cooler, calorimeter chamber surface cooler and subcooler; Described freezing water tank, compressor room's surface cooler, calorimeter chamber surface cooler and subcooler all are connected with described handpiece Water Chilling Units by water pipe; Be connected with chilled water circulating pump on the freezing water tank, the output water pipe of described chilled water circulating pump is connected with subcooler with described compressor room surface cooler, calorimeter chamber surface cooler;
Described TT﹠C system comprises temperature sensor, pressure transducer, mass flowmeter, data acquisition unit and main control computer; Described temperature sensor, pressure transducer and mass flowmeter all are connected with described data acquisition unit, and described data acquisition unit is connected with described main control computer.
The design feature of compressor of air conditioner calorimeter test board of the present utility model also is:
Described calorimeter is provided with for the liquid-sighting glass of observing described calorimeter internal liquid liquid level.
Described condenser is bushing type, shell-tube type or plate type heat exchanger.
Described subcooler is bushing type, shell-tube type or plate type heat exchanger.
Described mass rate is counted integrating formula mass flowmeter or indicating type mass flowmeter.
Described evaporator is to be formed in parallel by one or more coil pipe.
Described calorimeter is heat insulation pressure vessel.
Described handpiece Water Chilling Units is wind-cooled cold-water unit or water-cooled handpiece Water Chilling Units.
Compared with the prior art, the utility model beneficial effect is embodied in:
Compressor of air conditioner calorimeter test board of the present utility model, adopting the second cold-producing medium calorimetric device method is main survey method, and refrigerant liquid flowmeter body method is secondary survey method, with existing to compare the refrigeration capacity test scope bigger, testing table to performance of air-conditioning compressor is tested belongs to refrigerating field.Compressor of air conditioner calorimeter test board system is made up of main system (refrigeration system), water system and TT﹠C system three parts.
Compressor of air conditioner calorimeter test board of the present utility model has that the refrigeration capacity test scope is big, structure is perfect, and superior performance is controlled advantages such as accurate.
Description of drawings
Fig. 1 is the schematic diagram of the refrigeration system of compressor of air conditioner calorimeter test board of the present utility model.
Fig. 2 is the schematic diagram of the water system of compressor of air conditioner calorimeter test board of the present utility model.
Fig. 3 is the schematic diagram of the TT﹠C system of compressor of air conditioner calorimeter test board of the present utility model.
Label in the accompanying drawing 1~3: 1 compressor; 2 condensers; 3 subcoolers; 4 mass flowmeters; 5 expansion valves; 6 evaporators; 7 electric heaters; 8 liquid-sighting glass; 9 calorimeters; 10 handpiece Water Chilling Units; 11 freezing water tanks; 12 press chamber surface coolers; 13 calorimeter chamber surface coolers; 14 chilled water circulating pumps; 15 chilled water variable valve; 16 cooling sea water regulating valves; 17 subcooler electrical heating; The eighteen data collector; 19 main control computers.
Below pass through embodiment, and the utility model is described in further detail by reference to the accompanying drawings.
Embodiment
Referring to Fig. 1~3, compressor of air conditioner calorimeter test board comprises refrigeration system, water system and TT﹠C system.
Described refrigeration system comprises compressor 1, condenser 2, subcooler 3, expansion valve 5, evaporator 6 and calorimeter 9; Described condenser 2, subcooler 3, expansion valve 5, evaporator 6 and described compressor 1 are connected to form a refrigeration cycle successively; Described evaporator 6 places within the described calorimeter 9, and described calorimeter 9 bottoms are provided with well heater 7, and there is second refrigerant solution described calorimeter 9 inside, and described well heater 7 is immersed in described second refrigerant solution; Described subcooler 3 is provided with subcooler electric heater 17;
Water system comprises chilled water system and the cooling water system that is used to condenser 2 to cool; Chilled water system comprises handpiece Water Chilling Units 10, freezing water tank 11, compressor room's surface cooler 12, calorimeter chamber surface cooler 13 and subcooler 3; Described freezing water tank 11, compressor room's surface cooler 12, calorimeter chamber surface cooler 13 and subcooler 3 all are connected with described handpiece Water Chilling Units 10 by water pipe; Be connected with chilled water circulating pump 14 on the freezing water tank 11, the output water pipe of described chilled water circulating pump 14 is connected with subcooler 3 with described compressor room surface cooler 12, calorimeter chamber surface cooler 13;
Described TT﹠C system comprises temperature sensor, pressure transducer, mass flowmeter 4, data acquisition unit 18 and main control computer 19; Described temperature sensor, pressure transducer and mass flowmeter 4 all are connected with described data acquisition unit 18, and described data acquisition unit 18 is connected with described main control computer 19.
Described calorimeter 9 is provided with for the liquid-sighting glass 8 of observing described calorimeter 9 internal liquid liquid levels.
Described condenser 2 is bushing type, shell-tube type or plate type heat exchanger.
Described subcooler 3 is bushing type, shell-tube type or plate type heat exchanger.
Described mass flowmeter 4 is integrating formula mass flowmeter or indicating type mass flowmeter.
Described evaporator 6 is to be formed in parallel by one or more coil pipe.
Described calorimeter 9 is heat insulation pressure vessel.
Described handpiece Water Chilling Units 10 is wind-cooled cold-water unit or water-cooled handpiece Water Chilling Units.
It is main survey method that compressor of air conditioner calorimeter test board adopts the second cold-producing medium calorimetric device method, and refrigerant liquid flowmeter body method is secondary survey method, is made up of main system (refrigeration system), water system, TT﹠C system three parts.
As Fig. 1, described main system is that refrigeration system mainly comprises compressor 1, condenser 2, evaporator 6, subcooler 3 and expansion valve 5.Evaporator 6 is suspended in calorimeter 9 tops, and calorimeter 9 bottoms are equipped with electric heater 7 and liquid-sighting glass 8, and electric heater 7 is immersed in second refrigerant solution.Mass flowmeter 4 is installed on the fluid pipeline between subcooler 3 and the expansion valve 5.Evaporator can be formed in parallel by one or more coil pipe, determines according to the test board needs, improves the system testing precision.Well heater 7 is preferably electric heater.
As shown in Figure 2, described water system mainly comprises chilled water system and cooling water system.Cooling water system is mainly condenser 2 and cools.Chilled water system is made up of handpiece Water Chilling Units 10, freezing water tank 11, compressor room's surface cooler 12, calorimeter chamber surface cooler 13 and subcooler 3.Handpiece Water Chilling Units 10 is produced cryogenic freezing water, is sent to freezing water tank 11, and chilled water is conducted to calorimeter chamber surface cooler 13, compressor room's surface cooler 12, subcooler 3 respectively via water pump 14 again and carries out heat exchange, guarantees environmental working condition and test condition requirement.Chilled water backwater after the heat exchange enters handpiece Water Chilling Units 10 cycle heat exchanges again.The chilled water backwater also can directly be got back to freezing water tank 11 cycle heat exchanges without handpiece Water Chilling Units 10.Cooling water system is mainly condenser and cools, and guarantees the test working condition, also can be the water-cooled handpiece Water Chilling Units low-temperature receiver is provided.The expansion valve 5 that is connected with mass flowmeter 4 has two, and one of them expansion valve is connected with evaporator, and another expansion valve is connected with calorimeter.Be connected between handpiece Water Chilling Units 10 and the condenser 2, also be connected with cooling sea water regulating valve 16 on the described condenser 2.Also be connected with chilled water variable valve 15 on the subcooler 3.
Described TT﹠C system mainly comprises checkout equipment and data acquisition and the disposal system of data such as temperature, pressure, flow and electrical quantity.As shown in Figure 3, data acquisition and disposal system comprise seven PID regulators, data acquisition unit and main control computers, and main control computer is computer.This test board system architecture is perfect, superior performance, and control accurately can be satisfied the performance test requirement of compressor of air conditioner preferably.Mass flowmeter is installed on the fluid pipeline between subcooler and the expansion valve, is used for measuring the refrigerant liquid flow in the refrigeration cycle.Suction temperature, supercooling temperature, compressor room's environment temperature, calorimeter room environmental temperature and five groups of data of freezing water tank temperature enter five groups of temperature regulators respectively, regulate electrical heating in the calorimetric jar respectively, subcooler chilled-water flow or subcooler electrical heating, compressor room's electrical heating, the electrical heating of calorimeter chamber and water tank electrical heating.Two groups of data of discharge pressure and pressure of inspiration(Pi) enter two groups of pressure governors respectively, regulate the aperture of cooling water flow and the expansion valve of condenser respectively.Electrical heating electrical quantity, tested compressor winding and delivery temperature, calorimeter outlet temperature, tested compressor surface temperature and expansion upstream pressure, calorimeter top hole pressure in the electrical quantity of tested compressor and the calorimeter, enter data acquisition unit respectively with several groups of data of liquid refrigerant mass rate, transfer to computer then and carry out analyzing and processing.
Tested compressor 1 and calorimeter 9 are established the chamber separately, and its environment temperature is controlled.Main system is that refrigeration system can arrange one or more evaporation pipeline, and expansion valve 5 is installed respectively, selects expansion valve 5 sizes to regulate pressure of inspiration(Pi) according to the test board setting range; Discharge pressure is controlled to regulate by 16 pairs of condenser 2 cooling water flows of cooling sea water regulating valve; Suction temperature is by controlling the electrical heating amount of second cold-producing medium in the calorimetric jar; The adjusting of supercooling temperature is united adjusting by subcooler 3 freezing water route chilled water variable valve 15, subcooler electrical heating 17 and freezing water tank 11 electric heaters and is realized; The environment temperature of tested compressor chamber and calorimeter chamber realizes by the set within it electric heater (not illustrating at figure) of portion of adjusting.
Temperature regulator PID1 gathers suction temperature numerical value, regulates electrical heating amount 7 in the calorimeter 9, makes suction temperature be stabilized in setting value; Temperature regulator PID2 gathers supercooling temperature numerical value, guarantees that by chilled-water flow or the subcooler electrical heating 17 of regulating subcooler 3 supercooling temperature is stabilized in setting value; Temperature regulator PID3 gathers compressor room's environment temperature numerical value, regulates compressor room's environment temperature by the electrical heating amount of regulating compressor room and is stabilized in setting value; Temperature regulator PID4 gathers calorimeter room environmental Temperature numerical, regulates calorimeter room environmental temperature stabilization in setting value by the electrical heating amount of regulating the calorimeter chamber; Temperature regulator PID5 gathers the freezing water tank Temperature numerical, regulates the water temperature stability of freezing water tank 11 in setting value by the electrical heating amount of regulated quantity freezing water tank 11; Pressure governor PID6 gathers pressure of inspiration(Pi) numerical value, regulates pressure of inspiration(Pi) by the aperture of regulated quantity expansion valve 5 and is stabilized in setting value; Pressure governor PID7 gathers discharge pressure numerical value, regulates discharge pressure by the cooling water flow of regulated quantity condenser 2 and is stabilized in setting value.Above-mentioned seven groups of data through PID table with gathered by data acquisition unit 18 by measured compressed and electrical quantity, calorimetric jar electrical heating electrical quantity, tested machine winding temperature, liquid refrigerant mass rate, delivery temperature, calorimeter outlet temperature, calorimeter top hole pressure, expansion upstream pressure and tested compressor surface temperature after, import main control computer computer 19 into and carry out analyzing and processing.

Claims (8)

1. compressor of air conditioner calorimeter test board is characterized in that, comprises refrigeration system, water system and TT﹠C system;
Described refrigeration system comprises compressor (1), condenser (2), subcooler (3), expansion valve (5), evaporator (6) and calorimeter (9); Described condenser (2), subcooler (3), expansion valve (5), evaporator (6) and described compressor (1) are connected to form a refrigeration cycle successively; Described evaporator (6) places within the described calorimeter (9), and described calorimeter (9) bottom is provided with well heater (7), and there is second refrigerant solution described calorimeter (9) inside, and described well heater (7) is immersed in described second refrigerant solution; Described subcooler (3) is provided with subcooler electric heater (17);
Water system comprises chilled water system and the cooling water system that is used to condenser (2) to cool; Chilled water system comprises handpiece Water Chilling Units (10), freezing water tank (11), compressor room's surface cooler (12), calorimeter chamber surface cooler (13) and subcooler (3); Described freezing water tank (11), compressor room's surface cooler (12), calorimeter chamber surface cooler (13) and subcooler (3) all are connected with described handpiece Water Chilling Units (10) by water pipe; Be connected with chilled water circulating pump (14) on the freezing water tank (11), the output water pipe of described chilled water circulating pump (14) is connected with described compressor room surface cooler (12), calorimeter chamber surface cooler (13) and subcooler (3);
Described TT﹠C system comprises temperature sensor, pressure transducer, mass flowmeter (4), data acquisition unit (18) and main control computer (19); Described temperature sensor, pressure transducer and mass flowmeter (4) all are connected with described data acquisition unit (18), and described data acquisition unit (18) is connected with described main control computer (19).
2. compressor of air conditioner calorimeter test board according to claim 1 is characterized in that, described calorimeter (9) is provided with for the liquid-sighting glass (8) of observing described calorimeter (9) internal liquid liquid level.
3. compressor of air conditioner calorimeter test board according to claim 1 and 2 is characterized in that, described condenser (2) is bushing type, shell-tube type or plate type heat exchanger.
4. compressor of air conditioner calorimeter test board according to claim 1 and 2 is characterized in that, described subcooler (3) is bushing type, shell-tube type or plate type heat exchanger.
5. compressor of air conditioner calorimeter test board according to claim 1 and 2 is characterized in that, described mass flowmeter (4) is integrating formula mass flowmeter or indicating type mass flowmeter.
6. compressor of air conditioner calorimeter test board according to claim 1 and 2 is characterized in that, described evaporator (6) is to be formed in parallel by one or more coil pipe.
7. compressor of air conditioner calorimeter test board according to claim 1 and 2 is characterized in that, described calorimeter (9) is heat insulation pressure vessel.
8. compressor of air conditioner calorimeter test board according to claim 1 and 2 is characterized in that, described handpiece Water Chilling Units (10) is wind-cooled cold-water unit or water-cooled handpiece Water Chilling Units.
CN 201320201956 2013-04-19 2013-04-19 Calorimeter test platform for air conditioner compressor Expired - Fee Related CN203148703U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103257051A (en) * 2013-04-19 2013-08-21 安徽中家智锐科技有限公司 Test board of calorimeter of air condition compressor
CN116858528A (en) * 2023-09-04 2023-10-10 合肥通用机械研究院有限公司 Compressor-expansion valve performance coupling matching test system and test method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103257051A (en) * 2013-04-19 2013-08-21 安徽中家智锐科技有限公司 Test board of calorimeter of air condition compressor
CN103257051B (en) * 2013-04-19 2016-02-10 安徽中家智锐科技有限公司 Test board of calorimeter of air condition compressor
CN116858528A (en) * 2023-09-04 2023-10-10 合肥通用机械研究院有限公司 Compressor-expansion valve performance coupling matching test system and test method
CN116858528B (en) * 2023-09-04 2023-12-05 合肥通用机械研究院有限公司 Compressor-expansion valve performance coupling matching test system and test method

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Granted publication date: 20130821

Termination date: 20160419