CN202947888U - Novel wind air processing unit performance test device - Google Patents

Novel wind air processing unit performance test device Download PDF

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Publication number
CN202947888U
CN202947888U CN 201220650961 CN201220650961U CN202947888U CN 202947888 U CN202947888 U CN 202947888U CN 201220650961 CN201220650961 CN 201220650961 CN 201220650961 U CN201220650961 U CN 201220650961U CN 202947888 U CN202947888 U CN 202947888U
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CN
China
Prior art keywords
air
air processing
processing unit
test
coil pipe
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Expired - Fee Related
Application number
CN 201220650961
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Chinese (zh)
Inventor
张忠斌
黄虎
田光建
李克成
张敬坤
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Nanjing Normal University
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Nanjing Normal University
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Priority to CN 201220650961 priority Critical patent/CN202947888U/en
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Publication of CN202947888U publication Critical patent/CN202947888U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to the technical field of building environment and device engineering and provides a novel wind air processing unit performance test device in the environment. The device comprises an air reprocessing system, a wind volume measuring device, an air sampling device and a novel wind air processing unit to be tested, a single environment air enthalpy difference method is used, the indoor unit and the outdoor unit of the novel wind air processing unit to be tested are placed in the testing environment, the product of the indoor unit air inlet/outlet enthalpy difference and the wind volume is measured, and the cooling/heating performance of the novel wind air processing unit can be determined. By the aid of the device, a static test is conducted to test the performance of the novel wind air processing unit, the non-stable (dynamic) performance test is conducted, the testing time is short, the reaction is quick, the result accuracy is high, the cost of the unit is low and the investment is little.

Description

A kind of brand new air processing group performance test apparatus
Technical field
The utility model relates to a kind of brand new air processing group performance test apparatus, is specifically related to brand new air processing group performance test apparatus between an a kind of environment, belongs to the Building Environment and Equipment Engineering technical field.
Background technology
The brand new air processing group is to provide a kind of airhandling equipment of outdoor fresh air, its principle of work is at outdoor extraction fresh air, after dedusting, refrigeration (or heating) etc. are processed, send into indoorly by blower fan, have the function that fresh air is provided and keeps constant temperature and humidity.
Brand new air processing group performance test apparatus is a kind ofly can provide the device of performance test under the test operation condition environment for the performance test of brand new air processing group, can be used to carry out the measurement of brand new air processing group refrigerating capacity and heating capacity.Brand new air processing group performance test methods can only carry out static experiment when adopting the air channel heat balance method of, can not carry out the unstable state performance test.Adopt the room calorimeter method can not measure the condensate water enthalpy, error is larger.
Summary of the invention
For the deficiency of calorimetric determination heat pump performance test unit, the utility model provides the brand new air processing group performance test apparatus between an experimental enviroment.This test unit adopts Study on Air Enthalpy Difference Method between the monocycle border, and reaction is fast, and test period is short, can not only carry out the performance that static experiment is measured the brand new air processing group, also simultaneously can carry out the test determination of unstable state (dynamically) performance.
The technical solution adopted in the utility model is as follows:
a kind of brand new air processing group performance test apparatus, comprise the air secondary treatment system, apparatus for measuring air quantity, air sampling device and tested brand new air processing group, described air secondary treatment system comprises the humidification water tank outside being positioned between test environment, air-cooled Condensing units and evaporator, and be positioned at humidification coil pipe between test environment, air processor and electrical heating coil pipe, described humidification coil pipe and electrical heating coil pipe are arranged in air processor, described humidification water tank is connected with the humidification coil pipe, described air-cooled Condensing units is connected with the electrical heating coil pipe by evaporator, described tested brand new air processing group is positioned between test environment, comprises by the interconnective indoor set of inside and outside connecting leg and off-premises station, described apparatus for measuring air quantity is connected with indoor set, and described air sampling device is arranged on air inlet place of indoor set.
During the operation of brand new air processing group performance test apparatus, the effect of air secondary treatment system is that the air condition in test environment is regulated, GB/T25128 is up to state standards---the 2010 desired regulating working conditions of direct-evaporation-type brand new air processing group performance test, test is carried out, with accurate test brand new air processing group performance under a stable environment.This test unit adopts Study on Air Enthalpy Difference Method between the monocycle border, be during the indoor set of the empty processor of tested all-fresh air and off-premises station all are placed between an experimental enviroment, apparatus for measuring air quantity and air sampling device measure respectively brand new air processing group indoor set air mass flow and import and export air dry-bulb temperature and the monocycle such as humidity border between the desired basic parameter of Study on Air Enthalpy Difference Method test, determine refrigeration (heat) ability of all-fresh air sky processor by measuring indoor set air ports enthalpy difference and the product of air quantity.
The utlity model has following advantage:
(1) this test unit can not only carry out the performance that static experiment is measured the brand new air processing group, also simultaneously can carry out the test determination of unstable state (dynamically) performance.
(2) this test unit can carry out continuously sampled measurements frequently to parameters such as air dry-bulb temperature, dry-bulb temperature and air quantity, thereby can determine the time dependent curves such as brand new air processing group refrigerating capacity, heating capacity and power input, satisfy the test request of dynamic operation condition.
(3) this test unit adopts Study on Air Enthalpy Difference Method between the monocycle border, and during test, as long as operating mode is stable, test air tunnel namely can carry out data acquisition after reaching thermal equilibrium, and the whole process of the test time is shorter, and testing efficiency is high.
(4) it is inexpensive that this test unit has device, invests little advantage.
Description of drawings
Fig. 1 is the principle schematic of a kind of brand new air processing group of the utility model performance test apparatus.
In figure: 1-humidification water tank, the air-cooled Condensing units of 2-, 3-humidification coil pipe, the 4-evaporator, 5-air processor, 6-electrical heating coil pipe, the 7-equipment region, the 8-apparatus for measuring air quantity, 9-static pressure layer, 10-indoor set part, the 11-outdoor machine part, between the 12-test environment, 13-air sampling device, the inside and outside connecting leg of 14-.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details.
The utility model belongs to the Building Environment and Equipment Engineering technical field, and the brand new air processing performance test apparatus that relates to comprises air secondary treatment system, apparatus for measuring air quantity, air sampling device and tested brand new air processing group.The air secondary treatment system mainly contains humidification water tank 1, air-cooled Condensing units 2, humidification coil pipe 3, evaporator 4, air processor 5 and electrical heating coil pipe 6 and forms.The air secondary treatment system can guarantee standard GB/T/T25128---the 2010 desired operating modes of direct-evaporation-type brand new air processing group performance test.35 ℃ of the outdoor new wind air dry-bulb temperatures of summer condition, 28 ℃ of wet-bulb temperature, 4 pairs of new wind of evaporator carry out refrigerated dehumidification, then heat by 6 pairs of new wind of electrical heating coil pipe, 3 pairs of new wind of humidification coil pipe carry out humidification, reach desired temperature and humidity condition between test environment; 7 ℃ of the outdoor new wind air dry-bulb temperatures of winter condition, 6 ℃ of wet-bulb temperature, 4 pairs of new wind of evaporator carry out refrigerated dehumidification then by 6 pairs of new wind of electrical heating coil pipe heat, 3 pairs of new wind of humidification coil pipe carry out humidification, reach desired temperature and humidity condition between test environment.Apparatus for measuring air quantity 8 and air sampling device 13 measure respectively brand new air processing group indoor set air mass flow and import and export air dry-bulb temperature and the monocycle such as humidity border between Study on Air Enthalpy Difference Method require the basic parameter tested.
Fig. 1 is a kind of brand new air processing group performance test apparatus principle schematic, and wherein tested brand new air processing group is arranged between test environment in 12, and indoor set part 10 is connected with outdoor machine part and is connected by inside and outside connecting leg 14.Apparatus for measuring air quantity 8 is arranged in equipment region 7.Air-cooled Condensing units 2, cold-producing medium is compressed and condensation therein, outdoor new wind enters the all-fresh air air-handling chamber through the brand new air processing group, and is cooling in surperficial cooled dose of evaporation endothermic institute of brand new air processing group evaporator 4 coil pipes, reaches a lower temperature.The air draught follow-up afterflow that is cooled is moving, the brand new air processing group of flowing through electric heating plate pipeline section 6 places are heated to the temperature value of setting, then this air-flow is sent into static pressure layer 9 by electric humidification coil pipe 3 adiabatic humidiflcations after the humidity value of setting, and the air trim after processed is sent between test environment in 12.The air sampling device 13 of brand new air processing group indoor set air inlet can be completed the measurement of air-out static pressure, dry-bulb temperature and the wet-bulb temperature of air.Brand new air processing group indoor machine wind measuring device 8 can be completed the mensuration of air quantity.Determine refrigeration (heat) ability of the empty processor of all-fresh air by the product of measuring indoor set air ports enthalpy difference and air quantity, thereby determined the performance of brand new air processing group.

Claims (1)

1. brand new air processing group performance test apparatus, it is characterized in that, comprise the air secondary treatment system, apparatus for measuring air quantity, air sampling device and tested brand new air processing group, described air secondary treatment system comprises the humidification water tank outside being positioned between test environment, air-cooled Condensing units and evaporator, and be positioned at humidification coil pipe between test environment, air processor and electrical heating coil pipe, described humidification coil pipe and electrical heating coil pipe are arranged in air processor, described humidification water tank is connected with the humidification coil pipe, described air-cooled Condensing units is connected with the electrical heating coil pipe by evaporator, described tested brand new air processing group is positioned between test environment, comprises by the interconnective indoor set of inside and outside connecting leg and off-premises station, described apparatus for measuring air quantity is connected with indoor set, and described air sampling device is arranged on air inlet place of indoor set.
CN 201220650961 2012-12-03 2012-12-03 Novel wind air processing unit performance test device Expired - Fee Related CN202947888U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220650961 CN202947888U (en) 2012-12-03 2012-12-03 Novel wind air processing unit performance test device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220650961 CN202947888U (en) 2012-12-03 2012-12-03 Novel wind air processing unit performance test device

Publications (1)

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CN202947888U true CN202947888U (en) 2013-05-22

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CN 201220650961 Expired - Fee Related CN202947888U (en) 2012-12-03 2012-12-03 Novel wind air processing unit performance test device

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CN (1) CN202947888U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105806588A (en) * 2016-04-12 2016-07-27 合肥通用机械研究院 Enthalpy difference method test system containing nozzle sealing mechanism
CN105938040A (en) * 2015-03-06 2016-09-14 山洋电气株式会社 Measurement device
CN109695933A (en) * 2018-12-26 2019-04-30 国网北京市电力公司 The environmental control system of enthalpy difference chamber

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105938040A (en) * 2015-03-06 2016-09-14 山洋电气株式会社 Measurement device
CN105806588A (en) * 2016-04-12 2016-07-27 合肥通用机械研究院 Enthalpy difference method test system containing nozzle sealing mechanism
CN109695933A (en) * 2018-12-26 2019-04-30 国网北京市电力公司 The environmental control system of enthalpy difference chamber

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130522

Termination date: 20151203

EXPY Termination of patent right or utility model