CN102418709A - Energy-saving wind speed simulation device for climate laboratory - Google Patents
Energy-saving wind speed simulation device for climate laboratory Download PDFInfo
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- CN102418709A CN102418709A CN2010102937627A CN201010293762A CN102418709A CN 102418709 A CN102418709 A CN 102418709A CN 2010102937627 A CN2010102937627 A CN 2010102937627A CN 201010293762 A CN201010293762 A CN 201010293762A CN 102418709 A CN102418709 A CN 102418709A
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Abstract
The invention relates to an energy-saving wind speed simulation device for a climate laboratory. The energy-saving wind speed simulation device comprises a laboratory enclosing structure and a DDC (Direct Digital Controller), wherein an air return pore plate and an air supply pore plate are arranged on two side faces of the laboratory enclosing structure respectively; two variable-frequency fans are arranged in parallel; an air return pipeline is arranged between the laboratory enclosing structure and the air inlets of the two variable-frequency fans; an air supply pipeline is arranged between the laboratory enclosing structure and the air outlets of the two variable-frequency fans; one-way air valves are arranged at one end of the air outlet of each of the two variable-frequency fans and the air supply pipeline respectively; an electric air valve on the air supply pipeline is arranged between the one-way air valve and one side face of the laboratory enclosing structure; and the DDC is connected with an air speed sensor arranged in the laboratory enclosing structure, the variable-frequency fans and the electric air valve. The simulated wind speed is regulated within the range 0-100 percent in a stepless way, the running energy consumption of a wind speed simulation system is saved effectively, and the aim of reducing the experimental expenses is fulfilled.
Description
Technical field
The present invention relates to a kind of wind analog device, relate in particular to the structure of a kind of climatizer with energy-saving wind analog device.
Background technique
Because the development of military science, army need have the ability of under various adverse weather conditions, fighting, particularly in China; Because it is vast in territory; Climate difference is big, therefore China borderland mostly is under the adverse weather condition; In national defense construction, have in the fight capability in remote borderland just extremely important.In order to guarantee the fight capability of army under adverse weather condition, researchs such as tropical disease, high and cold disease have been carried out in the research of China armed forces medicine specially.
Owing to carry out in the tropical disease research process; Need to build phytotron; Need be at the various weathers complicated and changeable of lab simulation; Comprise conditions such as tropical rain forest, storm at sea, tropical desert, regulate parameter and comprise sunshine, wind speed, temperature, humidity, noise, radiation (in the driving of a tank cabin), vibration (in the locomotive) etc.In numerous parameters, experiment needs the blower fan of configuration larger capacity with the simulation of high wind speed; The wind speed excursion is big simultaneously, and design parameter is from 0m/s～10m/s, so need the supply air system of outfit must possess the regulation range of broad; Must reach 0～100%, this can't realize in common ventilation system; Under low wind friction velocity, very easily make blower fan be in operational efficiency reduction under the low load condition, even exceed the blower fan efficient working range simultaneously; The result one who causes does not reach needed regulation range, and the 2nd, operation energy consumption is very big, has increased experimental expenses.
Therefore present tropical disease climatizer in China's comparison successful operation does not also have, and uses energy-saving wind analog device so be necessary to design a kind of climatizer, for the breadboard construction of tropical disease (high and cold disease) provides technical specifications.
Summary of the invention
The technical issues that need to address of the present invention have provided a kind of climatizer and have used energy-saving wind analog device, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the present invention realizes through following technological scheme:
The present invention includes: the laboratory building enclosure; Two sides of building enclosure are installed return air orifice plate and air-supply orifice plate respectively in described laboratory; Also comprise: first frequency conversion fan and second frequency conversion fan; Described first frequency conversion fan and second frequency conversion fan are in parallel installed with; Return air duct is installed between the intake grill of laboratory building enclosure and first frequency conversion fan, second frequency conversion fan, and supply air duct is installed between the air blowing opening of laboratory building enclosure and first frequency conversion fan, second frequency conversion fan; At air blowing opening one end of first frequency conversion fan and second frequency conversion fan with on supply air duct, also settle unidirectional air-valve respectively; Be placed at the Electric air valve on the supply air duct between the side of unidirectional air-valve and laboratory building enclosure; Also comprise: a DDC direct-type digital controller; Described DDC direct-type digital controller respectively be placed in the laboratory building enclosure in air velocity transducer, first frequency conversion fan, second frequency conversion fan and Electric air valve link to each other.
Compared with prior art; The invention has the beneficial effects as follows: the wind speed simulation that can effectively realize climatizer 0～100%; Simultaneously through of the control of DDC direct-type digital controller to two parallelly connected frequency conversion fans and motorized adjustment air-valve; Can effectively save the operation energy consumption of wind speed simulation system, reach the purpose that reduces experimental expenses.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail:
Visible by Fig. 1: as to the present invention includes: laboratory building enclosure 2; Two sides of building enclosure 2 are installed return air orifice plate 1 and air-supply orifice plate 11 respectively in described laboratory; Also comprise: first frequency conversion fan 4 and second frequency conversion fan 5; Described first frequency conversion fan 4 and second frequency conversion fan 5 are in parallel installed with; Return air duct 3 is installed between the intake grill of laboratory building enclosure 2 and first frequency conversion fan 4, second frequency conversion fan 5, and supply air duct 9 is installed between the air blowing opening of laboratory building enclosure 2 and first frequency conversion fan 4, second frequency conversion fan 5; At air blowing opening one end of first frequency conversion fan 4 and second frequency conversion fan 5 with on supply air duct 9, also settle unidirectional air-valve 8 respectively; Be placed at the Electric air valve 7 on the supply air duct 9 between the side of unidirectional air-valve 8 and laboratory building enclosure 2; Also comprise: a DDC direct-type digital controller 6; Described DDC direct-type digital controller 6 respectively be placed in laboratory building enclosure 2 in air velocity transducer 10, first frequency conversion fan 4, second frequency conversion fan 5 and Electric air valve 7 link to each other.
The air speed data that DDC direct-type digital controller is gathered according to air velocity transducer; The experiment wind speed of setting with the experiment instruction compares; According to the comparative result deviation; At first first frequency conversion fan, second frequency conversion fan are carried out frequency adjustment, the simulation wind speed that detects until air velocity transducer is identical with the experiment wind speed setting.When wind speed setting is maximum experiment wind speed; First frequency conversion fan and second frequency conversion fan are with the frequency operation of maximum; When wind speed setting was between 50%～100%, DDC direct-type digital controller was regulated the frequency of first frequency conversion fan, second frequency conversion fan, to reach the experiment wind speed of setting.
When wind speed setting was between 30%～50%, DDC direct-type digital controller was controlled first frequency conversion fan and is stopped, and regulates the frequency of second frequency conversion fan, to reach the experiment wind speed of setting.
When wind speed setting 0～30% the time, DDC direct-type digital controller is controlled first frequency conversion fan and is stopped, and regulates second frequency conversion fan 5 with the low-limit frequency operation, the aperture of regulating Electric air valve simultaneously is to reach the experiment wind speed of setting.
Because through the triplicity that platform number, operation frequency, the Electric air valve aperture of frequency conversion fan are regulated; Reached the step-less adjustment of 0～100% wind speed; According to the demand of wind speed,, make the operation energy consumption of wind speed simulation system simultaneously through control to platform number and frequency; Be similar to and the proportional variation of change of wind velocity, practiced thrift the operation energy consumption of gas fan
Climatizer of the present invention is exactly to blow to climatizer with the mode of two frequency conversion fan parallel connections with energy-saving wind analog device; Wind speed with the variation of simulation climate laboratory; Owing to use DDC direct-type digital controller, carry out comprehensive adjustment through platform number, operation frequency, Electric air valve aperture, when reaching the adjusting of 0～100% wind speed to the frequency conversion fan input; Practice thrift wind speed simulation system operation energy consumption, reduced tropical disease laboratory operation energy consumption.
Though more than described embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, under the prerequisite that does not deviate from principle of the present invention and essence, can make numerous variations or modification to these mode of executions.Therefore, protection scope of the present invention is limited appended claims.
Claims (1)
1. a climatizer is used energy-saving wind analog device, comprising: the laboratory building enclosure; It is characterized in that: two sides of building enclosure are installed return air orifice plate and air-supply orifice plate respectively in described laboratory; Also comprise: first frequency conversion fan and second frequency conversion fan; Described first frequency conversion fan and second frequency conversion fan are in parallel installed with; Return air duct is installed between the intake grill of laboratory building enclosure and first frequency conversion fan, second frequency conversion fan, and supply air duct is installed between the air blowing opening of laboratory building enclosure and first frequency conversion fan, second frequency conversion fan; At air blowing opening one end of first frequency conversion fan and second frequency conversion fan with on supply air duct, also settle unidirectional air-valve respectively; Be placed at the Electric air valve on the supply air duct between the side of unidirectional air-valve and laboratory building enclosure; Also comprise: a DDC direct-type digital controller; Described DDC direct-type digital controller respectively be placed in the laboratory building enclosure in air velocity transducer, first frequency conversion fan, second frequency conversion fan and Electric air valve link to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102937627A CN102418709A (en) | 2010-09-27 | 2010-09-27 | Energy-saving wind speed simulation device for climate laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102937627A CN102418709A (en) | 2010-09-27 | 2010-09-27 | Energy-saving wind speed simulation device for climate laboratory |
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| Publication Number | Publication Date |
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| CN102418709A true CN102418709A (en) | 2012-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102937627A Pending CN102418709A (en) | 2010-09-27 | 2010-09-27 | Energy-saving wind speed simulation device for climate laboratory |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102728416A (en) * | 2012-06-18 | 2012-10-17 | 中国人民解放军第二军医大学 | Simulation system for high temperature and high humidity environment of tropics |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000065690A (en) * | 1998-08-17 | 2000-03-03 | Toyo Eng Works Ltd | Environmental testing apparatus for self-propelled vehicle |
| CN1837696A (en) * | 2005-03-25 | 2006-09-27 | 上海大智科技发展有限公司 | Control method for air quantity-changeable air conditioning system employing total air quantity calculation method |
| CN101126792A (en) * | 2007-01-31 | 2008-02-20 | 重庆大学 | Large scale multifunctional artificial climate room system for electrical test |
| CN201097221Y (en) * | 2007-09-11 | 2008-08-06 | 东莞市康达机电工程有限公司 | A frequency conversion shift system for parallel operation blower |
| CN101571356A (en) * | 2009-05-12 | 2009-11-04 | 娄开立 | Method for collecting residual heat of tunnel kiln |
| CN201810578U (en) * | 2010-09-27 | 2011-04-27 | 上海风神环境设备工程有限公司 | Energy-saving type wind speed simulator for climate laboratory |
-
2010
- 2010-09-27 CN CN2010102937627A patent/CN102418709A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000065690A (en) * | 1998-08-17 | 2000-03-03 | Toyo Eng Works Ltd | Environmental testing apparatus for self-propelled vehicle |
| CN1837696A (en) * | 2005-03-25 | 2006-09-27 | 上海大智科技发展有限公司 | Control method for air quantity-changeable air conditioning system employing total air quantity calculation method |
| CN101126792A (en) * | 2007-01-31 | 2008-02-20 | 重庆大学 | Large scale multifunctional artificial climate room system for electrical test |
| CN201097221Y (en) * | 2007-09-11 | 2008-08-06 | 东莞市康达机电工程有限公司 | A frequency conversion shift system for parallel operation blower |
| CN101571356A (en) * | 2009-05-12 | 2009-11-04 | 娄开立 | Method for collecting residual heat of tunnel kiln |
| CN201810578U (en) * | 2010-09-27 | 2011-04-27 | 上海风神环境设备工程有限公司 | Energy-saving type wind speed simulator for climate laboratory |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102728416A (en) * | 2012-06-18 | 2012-10-17 | 中国人民解放军第二军医大学 | Simulation system for high temperature and high humidity environment of tropics |
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Application publication date: 20120418 |