CN204461774U - A kind of pressurized air circulation system for heat exchanger performance test - Google Patents
A kind of pressurized air circulation system for heat exchanger performance test Download PDFInfo
- Publication number
- CN204461774U CN204461774U CN201520015409.0U CN201520015409U CN204461774U CN 204461774 U CN204461774 U CN 204461774U CN 201520015409 U CN201520015409 U CN 201520015409U CN 204461774 U CN204461774 U CN 204461774U
- Authority
- CN
- China
- Prior art keywords
- circulation system
- heat exchanger
- pressurized air
- air circulation
- heating arrangement
- Prior art date
- 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
Links
Landscapes
- Drying Of Gases (AREA)
Abstract
The utility model discloses a kind of pressurized air circulation system for heat exchanger performance test, it comprises gas-holder, pressurizing vessel, heating arrangement, testpieces, mass flowmeter and recycle compressor, wherein, described gas-holder connects compressed air source, and described gas-holder connects pressurizing vessel by pipeline, described pressurizing vessel connects heating arrangement by pipeline, described recycle compressor connects heating arrangement successively by pipeline, testpieces and mass flowmeter form a closed circuit, entering of described testpieces, outlet is connected with heating arrangement and mass flowmeter respectively by measuring section, described measuring section is provided with thermometer and differential pressure pickup, and described recycle compressor regulates the air mass flow in closed circuit by Frequency Converter Control.The above-mentioned pressurized air circulation system not only structure is simple, and cost is low; And measuring accuracy is high.
Description
Technical field
The utility model relates to heat exchanger performance measuring technology, particularly relates to a kind of pressurized air circulation system for heat exchanger performance test.
Background technology
Heat exchanger performance test is the important step of heat exchanger product design and development and quality control, and the pressurized air circulation system is used to carry out performance test to compressed air cooler or charge air cooler.At present, existing pressurized air circulation system ubiquity complex structure, cost is high and measuring accuracy is low shortcoming.
Utility model content
The purpose of this utility model is to provide a kind of pressurized air circulation system for heat exchanger performance test, and it has the advantages that structure is simple, cost is low and measuring accuracy is high.To solve the problems referred to above for the pressurized air circulation system existence of heat exchanger performance test in prior art.
For reaching this object, the utility model by the following technical solutions:
A kind of pressurized air circulation system for heat exchanger performance test, it comprises gas-holder, pressurizing vessel, heating arrangement, testpieces, mass flowmeter and recycle compressor, wherein, described gas-holder connects compressed air source, and described gas-holder connects pressurizing vessel by pipeline, described pressurizing vessel connects heating arrangement by pipeline, described recycle compressor connects heating arrangement successively by pipeline, testpieces and mass flowmeter form a closed circuit, entering of described testpieces, outlet is connected with heating arrangement and mass flowmeter respectively by measuring section, described measuring section is provided with thermometer and differential pressure pickup, and described recycle compressor regulates the air mass flow in closed circuit by Frequency Converter Control.
Especially, the inlet end of described gas-holder is connected with dehumidifier, and described dehumidifier connects condensing vessel, to remove the water contained in pressurized air.
Especially, the pipeline between the outlet of described testpieces and described mass flowmeter is provided with filtrator.
Especially, described heating arrangement adopts power to be the electric heater of 100kW ~ 110kW.
Especially, described pressurizing vessel is connected with safety valve, the pipeline between described gas-holder and pressurizing vessel is provided with reduction valve, system overpressure after raising to prevent temperature.
Especially, described measuring section is connected with heating arrangement and filtrator by flexible corrugation connecting pipe, and described corrugated connecting tube is provided with crossover sub.
The beneficial effects of the utility model are, compared with prior art the described pressurized air circulation system for heat exchanger performance test adopts closed cycle, obtain the pressure of the circulation system through reduction valve supplementing method for air with compressed air source, and the pressure overcoming resistance to flow is provided by recycle compressor, not only structure is simple, cost is low; And the inlet end of gas-holder is connected with dehumidifier, to remove the water contained in compressed air source, improve measuring accuracy.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pressurized air circulation system for heat exchanger performance test that the utility model embodiment 1 provides.
In figure:
1, dehumidifier; 2, gas-holder; 3, pressurizing vessel; 4, electric heater; 5, testpieces; 6, mass flowmeter; 7, recycle compressor; 8, condensing vessel; 9, reduction valve; 10, safety valve; 11, filtrator; 12, measuring section; 13, platinum-resistance thermometer; 14, differential pressure pickup; 15, frequency converter.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
Refer to shown in Fig. 1, Fig. 1 is the structural representation of the pressurized air circulation system for heat exchanger performance test that the utility model embodiment 1 provides.
In the present embodiment, a kind of pressurized air circulation system for heat exchanger performance test comprises dehumidifier 1, gas-holder 2, pressurizing vessel 3, electric heater 4, testpieces 5, mass flowmeter 6 and recycle compressor 7, the inlet end of described gas-holder 2 is connected with dehumidifier 1, described dehumidifier 1 connects condensing vessel 8, the refrigeration system of dehumidifier 1 was opened before on-test, the moisture of separating out from compressed air source after being condensed by the evaporator surface of dehumidifier 1 introduces condensing vessel 8 by gravity, dehumidifier 1 bottom arranges series connection separation valve door, drain the water away, to remove the moisture that may contain in compressed air source, described gas-holder 2 connects pressurizing vessel 3 by pipeline, this pipeline is provided with reduction valve 9, described pressurizing vessel 3 is connected with safety valve 10, system overpressure after raising to prevent temperature.
Described pressurizing vessel 3 connects by pipeline the electric heater 4 that power is 108kW, described recycle compressor 7 connects electric heater 4 successively by pipeline, testpieces 5, filtrator 11 and mass flowmeter 6 form a closed circuit, entering of described testpieces 5, outlet is connected with electric heater 4 and filtrator 11 respectively by measuring section 12, described measuring section 12 is provided with platinum-resistance thermometer 13 and differential pressure pickup 14, platinum-resistance thermometer 13 and differential pressure pickup 14 transmit signals to data collecting instrument, described measuring section 12 is connected with system by flexible corrugation connecting pipe, described corrugated connecting tube is provided with crossover sub.And described recycle compressor 7 is by the air mass flow in frequency converter 15 regulating and controlling closed circuit.
Above embodiment has just set forth ultimate principle of the present utility model and characteristic; the utility model does not limit by above-mentioned example; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various change and change, and these changes and change all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. the pressurized air circulation system for heat exchanger performance test, it comprises gas-holder, pressurizing vessel, heating arrangement, testpieces, mass flowmeter and recycle compressor, it is characterized in that, described gas-holder connects compressed air source, and described gas-holder connects pressurizing vessel by pipeline, described pressurizing vessel connects heating arrangement by pipeline, described recycle compressor connects heating arrangement successively by pipeline, testpieces and mass flowmeter form a closed circuit, entering of described testpieces, outlet is connected with heating arrangement and mass flowmeter respectively by measuring section, described measuring section is provided with thermometer and differential pressure pickup, and described recycle compressor regulates the air mass flow in closed circuit by Frequency Converter Control.
2. the pressurized air circulation system for heat exchanger performance test according to claim 1, it is characterized in that, the inlet end of described gas-holder is connected with dehumidifier, and described dehumidifier connects condensing vessel.
3. the pressurized air circulation system for heat exchanger performance test according to claim 1 and 2, is characterized in that, the pipeline between the outlet of described testpieces and described mass flowmeter is provided with filtrator.
4. the pressurized air circulation system for heat exchanger performance test according to claim 1, is characterized in that, described heating arrangement adopts power to be the electric heater of 100kW ~ 110kW.
5. the pressurized air circulation system for heat exchanger performance test according to claim 1, is characterized in that, described pressurizing vessel is connected with safety valve, the pipeline between described gas-holder and pressurizing vessel is provided with reduction valve.
6. the pressurized air circulation system for heat exchanger performance test according to claim 3, is characterized in that, described measuring section is connected with heating arrangement and filtrator by flexible corrugation connecting pipe, and described corrugated connecting tube is provided with crossover sub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520015409.0U CN204461774U (en) | 2015-01-09 | 2015-01-09 | A kind of pressurized air circulation system for heat exchanger performance test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520015409.0U CN204461774U (en) | 2015-01-09 | 2015-01-09 | A kind of pressurized air circulation system for heat exchanger performance test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204461774U true CN204461774U (en) | 2015-07-08 |
Family
ID=53668643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520015409.0U Expired - Fee Related CN204461774U (en) | 2015-01-09 | 2015-01-09 | A kind of pressurized air circulation system for heat exchanger performance test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204461774U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596786A (en) * | 2015-01-09 | 2015-05-06 | 无锡佳龙换热器股份有限公司 | Compressed air circulation system for performance test of heat exchanger |
| CN107632042A (en) * | 2017-10-30 | 2018-01-26 | 南京工业大学 | Single-phase heat exchange experiment test platform and test method for shell-and-tube heat exchanger |
-
2015
- 2015-01-09 CN CN201520015409.0U patent/CN204461774U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596786A (en) * | 2015-01-09 | 2015-05-06 | 无锡佳龙换热器股份有限公司 | Compressed air circulation system for performance test of heat exchanger |
| CN107632042A (en) * | 2017-10-30 | 2018-01-26 | 南京工业大学 | Single-phase heat exchange experiment test platform and test method for shell-and-tube heat exchanger |
| CN107632042B (en) * | 2017-10-30 | 2024-04-05 | 南京工业大学 | Single-phase heat exchange experiment test platform and test method for shell-and-tube heat exchanger |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204461774U (en) | A kind of pressurized air circulation system for heat exchanger performance test | |
| CN101441926A (en) | Technique and apparatus for processing transformer silicon oil | |
| CN104596786A (en) | Compressed air circulation system for performance test of heat exchanger | |
| CN102589985A (en) | Bending creep testing device for asphalt mixture | |
| CN206121763U (en) | High and low temperature alternate damp heat test box | |
| CN202471524U (en) | Bending creep test device for asphalt mixture | |
| CN104267158A (en) | Steel slag pressurized hot and stuffy gas composition online monitoring device and method | |
| CN203798049U (en) | Wide-range linear-warming refrigeration and heating control system | |
| CN206593799U (en) | A kind of differential pressure measurement device | |
| CN205084446U (en) | Extraction device of overcritical xanthopicrite | |
| CN204461775U (en) | A kind of oil circulating system for heat exchanger performance test | |
| CN204411744U (en) | For concentration systems in isoleucine extraction process | |
| CN204007229U (en) | The high-efficiency evaporator with natural circulation | |
| CN207437134U (en) | A kind of single stage turbine machine cold oil device | |
| CN208621975U (en) | A kind of dehumidification device of environmental test chamber | |
| CN203772491U (en) | Pressure test tool for heat exchanger | |
| CN110987712A (en) | Device and method for sampling and measuring oil content of refrigerant | |
| CN105316055A (en) | Methane membrane separation and purification system adopting carbon dioxide air source heat pump | |
| CN203346645U (en) | Cheese drying machine | |
| CN204155167U (en) | The intake air temperature pressure controller of engine with supercharger test | |
| CN208904433U (en) | A kind of temperature automatically controlled low-tension switch cabinet | |
| CN104568490A (en) | Oil circulation system for heat exchanger performance test | |
| CN203551227U (en) | Detection device for automobile turbocharged tube | |
| CN203798038U (en) | Refrigeration and heating temperature control system | |
| CN204314114U (en) | A kind of gasoloid gathering-device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150708 Termination date: 20160109 |