CN108240916A - A kind of first-class absorption type heat pump unit test device - Google Patents
A kind of first-class absorption type heat pump unit test device Download PDFInfo
- Publication number
- CN108240916A CN108240916A CN201711452985.1A CN201711452985A CN108240916A CN 108240916 A CN108240916 A CN 108240916A CN 201711452985 A CN201711452985 A CN 201711452985A CN 108240916 A CN108240916 A CN 108240916A
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- circulation line
- side circulation
- heat exchanger
- condenser
- generator
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/002—Thermal testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
Abstract
The invention belongs to heat pump unit technical field of measurement and test, and in particular to a kind of first-class absorption type heat pump unit test device.The present invention includes the vaporizer side circulation line being connected with evaporator and the condenser side circulation line being connected with condenser, the vaporizer side circulation line is connected with condenser side circulation line by being watered circulation line, the present apparatus further includes the generator side circulation line being connected with generator, heat exchanger is equipped in the circulation line of the generator side, the heat exchanger connects heat source, the recirculated water for entering generator is heated up by the heat exchanger, generator side circulation line is closed cycle.This test device can make full use of the heat generated during test, avoid causing the waste of thermal energy, so as to reduce the resource input of test device and operating cost, reach energy-efficient purpose.
Description
Technical field
The invention belongs to heat pump unit technical field of measurement and test, are specifically related to a kind of first-class absorption type heat pump unit test
Device.
Background technology
Absorption heat pump is a kind of using low-grade heat source, realizes and is followed what heat was pumped from low-temperature heat source to high temperature heat source
Loop system is the efficient apparatus for recycling low-temperature heat energy, has energy saving, environmental protection double action.It is absorption
Heat pump can freeze and can heat supply, realize dual-use, recently as absorption heat pump industry and air-conditioning industry on it is wide
General attention and use, also has higher requirement the test device of absorption type heat pump assembly.Existing absorption type heat pump machine
Group test device easily causes the overlapping investment of resource there is the defects of energy consumption is big, operating cost is high and debug time is long, therefore
There is an urgent need for improve.
Invention content
In order to avoid with overcome the problem in the prior art, the present invention provides a kind of first-class absorption type heat pump unit
Test device.This test device can make full use of the heat generated during test, avoid causing the waste of thermal energy, be surveyed so as to reduce
The resource input and operating cost that trial assembly is put, reach energy-efficient purpose.
In order to achieve the object of the present invention, present invention employs following technical schemes：
A kind of first-class absorption type heat pump unit test device, including the vaporizer side circulation line being connected with evaporator
And the condenser side circulation line being connected with condenser, the vaporizer side circulation line lead to condenser side circulation line
It crosses and is watered circulation line connection, the present apparatus further includes the generator side circulation line being connected with generator, the generator side
Heat exchanger is equipped in circulation line, the heat exchanger connects heat source, the recirculated water liter that will enter generator by the heat exchanger
Temperature, generator side circulation line are closed cycle.
Preferably, supplementary heat exchanger is additionally provided on the circulation line of the generator side, the supplementary heat exchanger is in and changes
Between hot device and the outlet of generator, the supplementary heat exchanger is also attached in condenser side circulation line, and is disposed in proximity to
The inlet of condenser.
It is further preferred that it is sequentially connected in series on the circulation line of the generator side from heat exchanger between the entrance of generator
There are heat-exchanger pump, hot water stream gauge；On the condenser side circulation line condenser be exported between the entrance of condenser according to
It is secondary to be in series with cooling water pump, cooling water flow meter；Flash-pot is exported to evaporator on the vaporizer side circulation line
Water supply pump, cold water flow meter have been sequentially connected in series between entrance；The generator, condenser, the entrance of evaporator three and outlet
Place is both provided with pressure-detecting device and temperature-detecting device.
It is further preferred that generator side circulation line, condenser side circulation line and vaporizer side circulation pipe
Road is equipped with the valve for opening and closing pipeline.
Preferably, the heat exchanger and supplementary heat exchanger use plate heat exchanger.
Preferably, installation position of the supplementary heat exchanger on condenser side circulation line is in cooling water pump and condensation
Between the entrance of device；The heat-exchanger pump, cooling water pump, water supply pump are variable frequency pump.
The beneficial effects are mainly as follows the following aspects：
(1) present invention includes generator side circulation line, and generator side circulation line is closed cycle, so as to
Accomplish autonomous pressure control, in such a situa-tion, can not only meet the simulation test of absorption heat pump, can be also used for test hair
Situation (boiling point of by increase pressure pipeline in raising being used as the water of the energy) of the raw device inlet temperature more than 90 DEG C, and then make
Obtaining the water vapour generated in generator has higher saturation temperature, improves the thermal energy of condensation release, increase condensation postcooling water
Temperature, and be used and (be transmitted in evaporator by being watered circulation line, the temperature of cold water after equilibrium vaporization), so as to most
The calorific potential generated during the recycling test changed greatly；In addition, generator side circulation line is equipped with heat exchanger, heat exchanger
Heat source is connected, the recirculated water flowed out from generator is heated up by heat exchanger and is used as the driving heat source of generator, is ensureing to send out
Under the premise of raw device side circulation line closed cycle, low-temperature heat energy is fully recycled, so as to reduce the input amount of heat source.
(2) supplementary heat exchanger is additionally provided in the present invention, the supplementary heat exchanger is connected to outlet and the heat exchanger of generator
Between and on the condenser side circulation line at condenser inlet.According to the relevant criterion of absorption type heat pump assembly, quilt
The temperature for testing generator exports end in heat pump unit cools down at condensator outlet end in 20 DEG C or so, condenser side circulation line
The temperature of water is changed at 35 DEG C or so by the low temperature water outlet and medium temperature cooling water of the setting generator of supplementary heat exchanger
Heat while improving the temperature of generator outflow recirculated water, reduces the temperature into the cooling water of condenser, generator outflow
Recirculated water heat exchanger is entered back into after heating, heated by the external heat source in upstream, so that the present invention is not influencing heat pump machine
The input amount of cold and heat source is further reduced under the premise of group normal work.
By described above it is found that the present invention fully recycles the low-temperature heat energy generated in heat pump unit work, fully
It realizes that homeostasis is adjusted, avoids causing the waste of thermal energy, and by the combination to different water path test systems, effectively keep away
Exempt from the overlapping investment of resource, be further reduced the input amount of resource, reach energy-efficient purpose while saving operating cost.
(3) this test device energy-saving effect is notable, and all water pumps using frequency control, pass through the detection data of flowmeter
The streamflow of recirculated water is adjusted, meets the needs of difference heat dissipation load when testing different units, it is convenient and practical；It is in addition, described auxiliary
Heat exchanger is helped to be between condenser inlet and cooling water pump on condenser side circulation line, is realized convenient for control coolant water temperature
While spending, the effect of supplementary heat exchanger is given full play to, further avoids the wasting of resources of low temperature heat energy.
(4) heretofore described heat exchanger and supplementary heat exchanger be using plate heat exchanger, have it is energy-efficient, convenient for tearing open
The characteristics of filling, be compact-sized, adaptable.
Description of the drawings
Fig. 1 is structure diagram when supplementary heat exchanger is not provided in the present invention；
Fig. 2 is structure diagram when supplementary heat exchanger is equipped in the present invention.
The meaning of reference numeral is as follows：
1- generator 2- condenser side circulation line 3- vaporizer side circulation lines
4- generators side circulation line 5- heat exchanger 6.1- heat-exchanger pump 6.2- cooling water pumps
6.3- water supply pump 7.1- hot water stream gauge 7.2- cooling water flow meter 7.3- cold water flow meters
8- pressure-detecting device 9- temperature-detecting device 10- supplementary heat exchanger 11- valves
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and examples
The present invention is further elaborated, and based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
All other embodiments obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1
First-class absorption type heat pump also referred to as increases heating type heat pump.As shown in Figure 1, a kind of first-class absorption type heat pump unit test
Device, including the vaporizer side circulation line 3 being connected with evaporator and the condenser side circulation pipe being connected with condenser
Road 2, the vaporizer side circulation line 3 are connected with condenser side circulation line 2 by being watered circulation line, described to be watered cycle
Pipeline is equipped with the valve for being watered pump and the pipeline is controlled to open and close of frequency control, and the present apparatus is further included to be connected with generator 1
The generator side circulation line 4 connect is connected with heat exchanger 5 in generator side circulation line 4, and the heat exchanger 5 connects heat
Source, the recirculated water that generator 1 will be entered by the heat exchanger 5 heat up, i.e., by heat exchanger 5 and upstream heat source to from generator
The low-temperature circulating water of 1 outflow is heated, and as the driving heat source of generator 1, drives heat pump unit circular flow, the hair
Raw device side circulation line 4 is closed cycle.
As shown in Figure 1, it is sequentially connected in series on generator side circulation line 4 from heat exchanger 5 between the entrance of generator 1
There are heat-exchanger pump 6.1, hot water stream gauge 7.1；The entrance for being exported to condenser of condenser on the condenser side circulation line 2
Between be sequentially connected in series cooling water pump 6.2, cooling water flow meter 7.2；Flash-pot goes out on the vaporizer side circulation line 3
Mouthful to being sequentially connected in series water supply pump 6.3, cold water flow meter 7.3 between the entrance of evaporator；The heat-exchanger pump 6.1, cooling water pump
6.2nd, water supply pump 6.3 is variable frequency pump.Low-temperature receiver is connected on the condenser side circulation line 2, low-temperature receiver water inlet end, which is set to, to be converted
Between water circulation pipe and cooling water pump 6.2, low-temperature receiver water outlet is disposed in proximity at condensator outlet；The generator 1, condensation
Device, the entrance of evaporator three and exit are both provided with pressure-detecting device 8 and temperature-detecting device 9.The present invention passes through control
The output of water pump 6.1, cooling water pump 6.2,6.3 incidental frequency converter of water supply pump is heated, adjusts the cycle of respective pipeline respectively
Water, quantity of circulating water are measured respectively by hot water stream gauge 7.1, cooling water flow meter 7.2, cold water flow meter 7.3, pass through control
The supply amount of cold and heat source adjusts 1 inflow temperature of generator, condenser inflow temperature, similarly, it is incidental to be watered pump by control
The output of frequency converter adjusts evaporator inflow temperature, and then meets the needs of difference heat dissipation load when testing different units.
Embodiment 2
As shown in Fig. 2, on the basis of embodiment 1, supplementary heat exchanger is also associated on generator side circulation line 4
10, the supplementary heat exchanger 10 is between heat exchanger 5 and the outlet of generator 1, and the supplementary heat exchanger 10 is also attached to cold
In condenser side circulation line 2, and it is set between cooling water pump 6.2 and the entrance of condenser.Setting in this way cause from
The low-temperature circulating water that generator 1 flows out is changed by supplementary heat exchanger 10 and the medium temperature cooling water in condenser side circulation line 2
It after heat, enters back into heat exchanger 5 and then is heated by the external heat source in upstream, this undoubtedly reduces the input of heat source, and the cooling water
Temperature is reduced after heat exchange so as to reduce the input amount of the low-temperature receiver of equilibrium temperature effect.
Heretofore described generator side circulation line 4, condenser side circulation line 2 and vaporizer side circulation line 3
On be equipped with the valve 11 for opening and closing pipeline, in embodiment, the valve 11 on each pipeline be in water pump on each pipeline and
Between flowmeter.
Heretofore described heat exchanger 5 and supplementary heat exchanger 10 use plate heat exchanger.
Claims (6)
1. a kind of first-class absorption type heat pump unit test device, including the vaporizer side circulation line being connected with evaporator
(3) and with condenser the condenser side circulation line (2) being connected, the vaporizer side circulation line (3) and condenser side
Circulation line (2) is connected by being watered circulation line, it is characterised in that：The present apparatus further includes the hair being connected with generator (1)
Device side circulation line (4) is given birth to, heat exchanger (5), heat exchanger (5) the connection heat are equipped in generator side circulation line (4)
Source, the recirculated water that generator (1) will be entered by the heat exchanger (5) heat up, and generator side circulation line (4) is enclosed
Cycle.
2. a kind of first-class absorption type heat pump unit test device according to claim 1, it is characterised in that：The generation
Supplementary heat exchanger (10) is additionally provided on device side circulation line (4), the supplementary heat exchanger (10) is in heat exchanger (5) with occurring
Between the outlet of device (1), the supplementary heat exchanger (10) is also attached in condenser side circulation line (2), and be disposed in proximity to
The inlet of condenser.
3. a kind of first-class absorption type heat pump unit test device according to claim 1 or 2, it is characterised in that：It is described
On generator side circulation line (4) from heat exchanger (5) to be sequentially connected in series between the entrance of generator (1) heat-exchanger pump (6.1), heat
Water ga(u)ge (7.1)；Being exported between the entrance of condenser for condenser is gone here and there successively on the condenser side circulation line (2)
It is associated with cooling water pump (6.2), cooling water flow meter (7.2)；Flash-pot is exported on the vaporizer side circulation line (3)
Water supply pump (6.3), cold water flow meter (7.3) have been sequentially connected in series between the entrance of evaporator；The generator (1), condenser, steaming
The entrance and exit for sending out device three are both provided with pressure-detecting device (8) and temperature-detecting device (9).
4. a kind of first-class absorption type heat pump unit test device according to claim 3, it is characterised in that：The generation
It is equipped on device side circulation line (4), condenser side circulation line (2) and vaporizer side circulation line (3) and opens and closes pipeline
Valve (11).
5. a kind of first-class absorption type heat pump unit test device according to claim 3, it is characterised in that：The heat exchange
Device (5) and supplementary heat exchanger (10) use plate heat exchanger.
6. a kind of first-class absorption type heat pump unit test device according to claim 3, it is characterised in that：The auxiliary
Installation position of the heat exchanger (10) on condenser side circulation line (2) be in cooling water pump (6.2) and condenser entrance it
Between；The heat-exchanger pump (6.1), cooling water pump (6.2), water supply pump (6.3) are variable frequency pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711452985.1A CN108240916B (en) | 2017-12-28 | 2017-12-28 | First-class absorption heat pump unit testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711452985.1A CN108240916B (en) | 2017-12-28 | 2017-12-28 | First-class absorption heat pump unit testing device |
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| Publication Number | Publication Date |
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| CN108240916A true CN108240916A (en) | 2018-07-03 |
| CN108240916B CN108240916B (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711452985.1A Active CN108240916B (en) | 2017-12-28 | 2017-12-28 | First-class absorption heat pump unit testing device |
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| CN (1) | CN108240916B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374322A (en) * | 2018-09-27 | 2019-02-22 | 合肥通用机械研究院有限公司 | A kind of water cooler test device of calibration tape heat recovery function |
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| CN102288421A (en) * | 2011-05-03 | 2011-12-21 | 合肥通用机械研究院 | Variable-volume water chiller set test device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109374322A (en) * | 2018-09-27 | 2019-02-22 | 合肥通用机械研究院有限公司 | A kind of water cooler test device of calibration tape heat recovery function |
| CN109374322B (en) * | 2018-09-27 | 2020-07-07 | 合肥通用机械研究院有限公司 | Water chilling unit testing device with heat recovery function |
| CN111595603A (en) * | 2018-09-27 | 2020-08-28 | 合肥通用机械研究院有限公司 | Improved testing device for testing water chilling unit with heat recovery function |
| CN111595603B (en) * | 2018-09-27 | 2021-12-14 | 合肥通用机械研究院有限公司 | Improved testing device for testing water chilling unit with heat recovery function |
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| CN108240916B (en) | 2019-12-10 |
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Address after: 230031 Hefei Changjiang Road, Shushan District, Anhui, No. 888 Applicant after: Hefei General Machinery Research Institute Co., Ltd. Applicant after: Hefei General Environment Control Technology Co., Ltd. Address before: 230031 Hefei Changjiang Road, Shushan District, Anhui, No. 888 Applicant before: Hefei Universal Machinery Inst. Applicant before: Hefei General Environment Control Technology Co., Ltd. |
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