CN100492003C - System for testing performance of refrigerating agent containing oil - Google Patents
System for testing performance of refrigerating agent containing oil Download PDFInfo
- Publication number
- CN100492003C CN100492003C CNB2005100613815A CN200510061381A CN100492003C CN 100492003 C CN100492003 C CN 100492003C CN B2005100613815 A CNB2005100613815 A CN B2005100613815A CN 200510061381 A CN200510061381 A CN 200510061381A CN 100492003 C CN100492003 C CN 100492003C
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- Prior art keywords
- sleeve pipe
- heat exchanging
- exchanging fluid
- temperature sensor
- visual window
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- 238000012360 testing method Methods 0.000 title claims description 16
- 239000012530 fluid Substances 0.000 claims abstract description 51
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 238000009833 condensation Methods 0.000 claims description 33
- 230000005494 condensation Effects 0.000 claims description 33
- 238000001704 evaporation Methods 0.000 claims description 31
- 230000008020 evaporation Effects 0.000 claims description 31
- 230000000007 visual effect Effects 0.000 claims description 30
- 230000008676 import Effects 0.000 claims description 23
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- 230000000454 anti-cipatory effect Effects 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 2
- 229920002545 silicone oil Polymers 0.000 claims description 2
- 239000003507 refrigerant Substances 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000011056 performance test Methods 0.000 abstract description 3
- 238000005057 refrigeration Methods 0.000 abstract description 3
- 238000002474 experimental method Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 8
- 101100493712 Caenorhabditis elegans bath-42 gene Proteins 0.000 description 5
- 239000010687 lubricating oil Substances 0.000 description 5
- 101100493714 Caenorhabditis elegans bath-47 gene Proteins 0.000 description 2
- 101150062523 bath-39 gene Proteins 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000013526 supercooled liquid Substances 0.000 description 1
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses oiliness refrigerant performance test system. It substitutes frequency conversion magnetic drive pump, high temperature high pressure and low pressure heat exchanger for compressor. Magnetic frequency conversion adjustment and pipeline bypass type are used to control refrigerant flow quantity and heat exchanging fluid circulation in high and low temperature bath to realize energy saving and refrigerating cycle without compressor. Thus this can omit the cleaning and replacing of the compressor and be convenient for oiliness refrigerant performance test experiment. The invention has the advantages of energy saving, once forming, strong operation, and refrigeration cycle realizing without compressor.
Description
Technical field
The present invention relates to a kind of test macro, belong to energy class air-conditioning technical field, relate in particular to a kind of test macro that contains the condensation in refrigeration cycle of lubricating oil cold-producing medium, evaporation and restriction characteristic.
Background technology
The performance of cold-producing medium has determined the performance of compression-type refrigerating system to a great extent.Therefore, no matter in scientific research still on engineering is used, it is extremely important that the performance test of cold-producing medium all seems.At present, in order to obtain refrigerant performance under the cooling condition of reality, test job all is to carry out on traditional compression-type refrigerating system basically, and therefore for different cold-producing mediums, compressor needs corresponding lubricating oil to be lubricated.Yet for same compressor, more oil change need carry out loaded down with trivial details compressor circuit cleaning, even needs to change different compressors, and this will cause the increase of workload and system cost.
Summary of the invention
The purpose of this invention is to provide a kind of energy-conservation, save cost and alleviate the system for testing performance of refrigerating agent containing oil of workload.
It has the frequency conversion of being connected with in turn magnetic drive pump, flowmeter, high pressure heat exchanger, first visual window, condensation sleeve pipe, second visual window, recooler, the 3rd visual window, device for drying and filtering, throttling valve, anticipatory electric heater, the 4th visual window, evaporation sleeve pipe, the 5th visual window, low pressure heat interchanger, reservoir and filtrator; The outlet of frequency conversion magnetic drive pump also is connected with reservoir by by-pass valve; Recooler and device for drying and filtering junction also are connected to sample valve; Flowmeter and high pressure heat exchanger junction also are connected to temperature sensor and pressure transducer; First visual window and condensation sleeve pipe junction also are connected to temperature sensor and pressure transducer; The condensation sleeve pipe and the second visual window junction also are connected to temperature sensor and pressure transducer; The 3rd visual window and throttling valve junction also are connected to temperature sensor and pressure transducer; Throttling valve, anticipatory electric heater junction also are connected to temperature sensor and pressure transducer; The 4th visual window and evaporation sleeve pipe junction also are connected to temperature sensor and pressure transducer; Evaporation sleeve pipe and the 5th visual window junction also are connected to temperature sensor and pressure transducer; Outlet is connected the import of high pressure heat exchanger heat exchanging fluid with condensation sleeve pipe heat exchanging fluid with electric heater successively; Condensation sleeve pipe heat exchanging fluid exit also is connected to temperature sensor; The outlet of high pressure heat exchanger heat exchanging fluid is connected with the hyperthermal bath import; The import of condensation sleeve pipe heat exchanging fluid is connected with flowmeter, valve, ebullator and low temperature in turn and bathes; Condensation sleeve pipe heat exchanging fluid inflow point also is connected to temperature sensor; Low temperature is bathed import and is connected with the outlet of evaporation sleeve pipe heat exchanging fluid, and low temperature is bathed import, and outlet all is connected with make-up valve with evaporation sleeve pipe heat exchanging fluid; Valve and ebullator junction and recooler heat exchanging fluid inlet parallel; The outlet of recooler heat exchanging fluid is connected with the hyperthermal bath import; The outlet of hyperthermal bath heat exchanging fluid is connected with valve, flowmeter and the import of evaporation sleeve pipe heat exchanging fluid in turn; Evaporation sleeve pipe heat exchanging fluid import and export place also is connected to temperature sensor and temperature sensor respectively; Be connected with thermostatic bath, cryopump and valve on the low pressure heat interchanger successively; Be parallel with low temperature cooling unit on the thermostatic bath; Low pressure heat interchanger inflow point also is connected to temperature sensor.
The invention has the beneficial effects as follows: system for testing performance of refrigerating agent containing oil of the present invention, realizing on the energy-conservation basis, solved compressor refrigeration system when changing different cold-producing mediums and corresponding lubricating oil thereof, the cleaning of compressor circuit is quite loaded down with trivial details, even the practical difficulty of needs replacing different compressors, for the testing performance of refrigerating agent containing oil experiment provides convenience.The present invention simultaneously also has advantages such as one-shot forming and strong operability.
Description of drawings
Accompanying drawing is the structural representation of system for testing performance of refrigerating agent containing oil of the present invention.
Embodiment
As shown in drawings, system for testing performance of refrigerating agent containing oil has the frequency conversion of being connected with in turn magnetic drive pump 1, flowmeter 2, high pressure heat exchanger 3, first visual window 4, condensation sleeve pipe 5, second visual window 6, recooler 7, the 3rd visual window 9, device for drying and filtering 8, throttling valve 10, anticipatory electric heater 11, the 4th visual window 12, evaporation sleeve pipe 13, the 5th visual window 14, low pressure heat interchanger 15, reservoir 16 and filtrator 17; 1 outlet of frequency conversion magnetic drive pump also is connected with reservoir 16 by by-pass valve 18; Recooler 7 and device for drying and filtering 8 junctions also are connected to sample valve 19; Flowmeter 2 also is connected to temperature sensor 20 and pressure transducer 21 with high pressure heat exchanger 3 junctions; First visual window 4 and condensation sleeve pipe 5 junctions also are connected to temperature sensor 22 and pressure transducer 23; Condensation sleeve pipe 5 and second visual window, 6 junctions also are connected to temperature sensor 24 and pressure transducer 25; The 3rd visual window 9 and throttling valve 10 junctions also are connected to temperature sensor 26 and pressure transducer 27; Throttling valve 10, anticipatory electric heater 11 junctions also are connected to temperature sensor 28 and pressure transducer 29; The 4th visual window 12 and evaporation sleeve pipe 13 junctions also are connected to temperature sensor 30 and pressure transducer 31; Evaporation sleeve pipe 13 and the 5th visual window 14 junctions also are connected to temperature sensor 32 and pressure transducer 33; Outlet is connected with condensation sleeve pipe 5 heat exchanging fluids with electric heater 34 successively in high pressure heat exchanger 3 heat exchanging fluid imports; Condensation sleeve pipe 5 heat exchanging fluid exits also are connected to temperature sensor 35; The outlet of high pressure heat exchanger 3 heat exchanging fluids is connected with hyperthermal bath 42 imports; The 5 heat exchanging fluid imports of condensation sleeve pipe are connected with flowmeter 36, valve 37, ebullator 38 and low temperature in turn and bathe 39; Condensation sleeve pipe 5 heat exchanging fluid inflow points also are connected to temperature sensor 40; Low temperature is bathed 39 imports and is connected with make-up valve 41, is connected with the outlet of evaporation sleeve pipe 13 heat exchanging fluids between the two; Valve 37 and ebullator 38 junctions and recooler 7 heat exchanging fluid inlet parallel; The outlet of recooler 7 heat exchanging fluids is connected with hyperthermal bath 42 imports; The outlet of hyperthermal bath 42 heat exchanging fluids is connected with valve 43, flowmeter 44 and the 13 heat exchanging fluid imports of evaporation sleeve pipe in turn; Evaporation sleeve pipe 5 heat exchanging fluid import and export places also are connected to temperature sensor 45 and temperature sensor 46 respectively; Be connected with thermostatic bath 47, cryopump 48 and valve 49 on the low pressure heat interchanger 15 successively; Be parallel with low temperature cooling unit 50 on the thermostatic bath 47; Low pressure heat interchanger 15 inflow points also are connected to temperature sensor 51.
Be provided with thermostat and stirrer in low temperature bath 39 and the hyperthermal bath 42,, and finish control other secondary status point of cold-producing medium for test macro provides required low-temperature heat exchange fluid of condensation process and the required high temperature heat exchanging fluid of evaporation process.Heat exchanging fluid in low temperature bath 39 and the hyperthermal bath 42 adopts ethylene glycol or silicone oil high boiling liquid, and its temperature can regulate and control by thermostat.Condensation sleeve pipe 5) evaporation sleeve pipe 13 adopts double-pipe exchanger.Low temperature is bathed the low-temperature heat exchange fluid is delivered to condensation sleeve pipe and recooler heat exchanging fluid side respectively; Simultaneously, hyperthermal bath is delivered to evaporation sleeve pipe heat exchanging fluid side with the high temperature heat exchanging fluid.The heat exchanging fluid that has come out to be heated from the condensation sleeve pipe is admitted to hyperthermal bath and is used for the heating evaporation sleeve pipe; Bathe in order to the cooling condensation sleeve pipe and be admitted to low temperature from the heat exchanging fluid that the evaporation sleeve pipe has come out to be cooled.
Sample valve is used for the measurement of sampling, perfusion and concentration of lubricating oil of lubricating oil.Flowmeter is used for measuring the flow that enters evaporation and condensation sleeve pipe heat exchanging fluid.
Evaporation sleeve pipe, condensation sleeve pipe and throttling valve all are incubated with insulation material.Set duty parameter, behind system stable operation, corresponding test job can be carried out on evaporation sleeve pipe, condensation sleeve pipe and throttling valve respectively, thereby obtains the various performances of refrigerating agent containing oil.
Principle of work of the present invention is: the frequency conversion magnetic drive pump pumps refrigerant liquid from reservoir, after refrigerant fluid is finished assignment of traffic by by-pass valve, enter high pressure heat exchanger heating becoming high temperature and high pressure steam, by electric heater its temperature and mass dryness fraction are controlled, entering the condensation sleeve pipe again cools off, after the outlet of condensation sleeve pipe is bathed preliminary cooling by low temperature, further be cooled to supercooled state by recooler.Cross cold cold-producing medium after flowing through device for drying and filtering and throttling valve respectively, by primary heater its temperature and mass dryness fraction are controlled, enter the evaporation sleeve pipe again and evaporate, enter the low pressure heat interchanger then and cool off once more and become supercooled liquid, flow back to reservoir at last and finish refrigerant cycle.
Claims (4)
1. system for testing performance of refrigerating agent containing oil, it is characterized in that it has the frequency conversion of being connected with in turn magnetic drive pump (1), flowmeter (2), high pressure heat exchanger (3), first visual window (4), condensation sleeve pipe (5), second visual window (6), recooler (7), the 3rd visual window (9), device for drying and filtering (8), throttling valve (10), anticipatory electric heater (11), the 4th visual window (12), evaporation sleeve pipe (13), the 5th visual window (14), low pressure heat interchanger (15), reservoir (16) and filtrator (17); Frequency conversion magnetic drive pump (1) outlet also is connected with reservoir (16) by by-pass valve (18); Recooler (7) and device for drying and filtering (8) junction also are connected to sample valve (19); Flowmeter (2) also is connected to temperature sensor (20) and pressure transducer (21) with high pressure heat exchanger (3) junction; First visual window (4) and condensation sleeve pipe (5) junction also are connected to temperature sensor (22) and pressure transducer (23); Condensation sleeve pipe (5) and second visual window (6) junction also are connected to temperature sensor (24) and pressure transducer (25); The 3rd visual window (9) and throttling valve (10) junction also are connected to temperature sensor (26) and pressure transducer (27); Throttling valve (10), anticipatory electric heater (11) junction also are connected to temperature sensor (28) and pressure transducer (29); The 4th visual window (12) and evaporation sleeve pipe (13) junction also are connected to temperature sensor (30) and pressure transducer (31); Evaporation sleeve pipe (13) and the 5th visual window (14) junction also are connected to temperature sensor (32) and pressure transducer (33); Outlet is connected with condensation sleeve pipe (5) heat exchanging fluid with electric heater (34) successively in high pressure heat exchanger (3) heat exchanging fluid import; Condensation sleeve pipe (5) heat exchanging fluid exit also is connected to temperature sensor (35); The outlet of high pressure heat exchanger (3) heat exchanging fluid is connected with hyperthermal bath (42) import; Condensation sleeve pipe (5) heat exchanging fluid import is connected with flowmeter (36), valve (37), ebullator (38) and low temperature in turn and bathes (39); Condensation sleeve pipe (5) heat exchanging fluid inflow point also is connected to temperature sensor (40); Low temperature is bathed (39) import and is connected with the outlet of evaporation sleeve pipe (13) heat exchanging fluid, and low temperature is bathed (39) import, and outlet all is connected with make-up valve (41) with evaporation sleeve pipe (13) heat exchanging fluid; Valve (37) and ebullator (38) junction and recooler (7) heat exchanging fluid inlet parallel; The outlet of recooler (7) heat exchanging fluid is connected with hyperthermal bath (42) import; The outlet of hyperthermal bath (42) heat exchanging fluid is connected with valve (43), flowmeter (44) and the heat exchanging fluid import of evaporation sleeve pipe (13) in turn; Evaporation sleeve pipe (5) heat exchanging fluid import and export place also is connected to temperature sensor (45) and temperature sensor (46) respectively; Be connected with thermostatic bath (47), cryopump (48) and valve (49) on the low pressure heat interchanger (15) successively; Be parallel with low temperature cooling unit (50) on the thermostatic bath (47); Low pressure heat interchanger (15) inflow point also is connected to temperature sensor (51).
2. a kind of system for testing performance of refrigerating agent containing oil according to claim 1 is characterized in that, described low temperature is bathed in (39) and the hyperthermal bath (42) and is provided with thermostat and stirrer.
3. a kind of system for testing performance of refrigerating agent containing oil according to claim 1 and 2 is characterized in that, the heat exchanging fluid that described low temperature is bathed in (39) and the hyperthermal bath (42) adopts ethylene glycol or silicone oil high boiling liquid.
4. a kind of system for testing performance of refrigerating agent containing oil according to claim 1 is characterized in that, described condensation sleeve pipe (5) and evaporation sleeve pipe (13) adopt double-pipe exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100613815A CN100492003C (en) | 2005-11-02 | 2005-11-02 | System for testing performance of refrigerating agent containing oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100613815A CN100492003C (en) | 2005-11-02 | 2005-11-02 | System for testing performance of refrigerating agent containing oil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1786709A CN1786709A (en) | 2006-06-14 |
| CN100492003C true CN100492003C (en) | 2009-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100613815A Expired - Fee Related CN100492003C (en) | 2005-11-02 | 2005-11-02 | System for testing performance of refrigerating agent containing oil |
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| Country | Link |
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| CN (1) | CN100492003C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852749B (en) * | 2009-04-03 | 2012-02-08 | 李蔚 | All-in-on device for evaporation/condensation heat transmission testing in micro pipe and testing method thereof |
| CN102359977B (en) * | 2011-08-30 | 2013-06-12 | 杭州杭氧股份有限公司 | Filling material performance test system adopting liquid nitrogen throttling refrigeration device as cold source |
| CN102353754B (en) * | 2011-09-02 | 2014-04-09 | 杭州杭氧股份有限公司 | Low-temperature fractionation performance test system with refrigerator as cold source |
| CN104297291B (en) * | 2014-11-10 | 2016-09-14 | 东南大学 | A kind of measure the experimental provision of flow boiling and heat transfer coefficient in refrigerant pipe |
| CN104568484B (en) * | 2014-12-26 | 2017-06-20 | 广东工业大学 | Heat exchanger performance test system in organic Rankine bottoming cycle |
| CN110988025A (en) * | 2019-11-29 | 2020-04-10 | 杭州电子科技大学 | Intelligent testing system for performance of refrigerant |
| CN111141541B (en) * | 2020-01-20 | 2021-09-24 | 上海交通大学 | Movable oil-containing refrigerant testing device and method |
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2005
- 2005-11-02 CN CNB2005100613815A patent/CN100492003C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1786709A (en) | 2006-06-14 |
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Granted publication date: 20090527 Termination date: 20111102 |