CN206919325U - One kind becomes resh air requirement conditioner - Google Patents
One kind becomes resh air requirement conditioner Download PDFInfo
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- CN206919325U CN206919325U CN201720853829.5U CN201720853829U CN206919325U CN 206919325 U CN206919325 U CN 206919325U CN 201720853829 U CN201720853829 U CN 201720853829U CN 206919325 U CN206919325 U CN 206919325U
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Abstract
The utility model discloses one kind to become resh air requirement conditioner, including at least one single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditioner set, the unit includes passing through the backwind tube new/air return section being connected with electric room and the air supply section being connected with electric room by ajutage, the device also includes fresh wind tube, electronic new air-valve, electronic air returning valve, temperature sensor and controller, one end of the fresh wind tube and atmosphere, its other end connects with new/air return section, the electronic new air-valve is arranged on fresh wind tube, the electronic air returning valve is arranged on backwind tube, the temperature sensor is arranged in electric room, the controller respectively with electronic new air-valve, electronic air returning valve connects with temperature sensor.The utility model can solve the problems, such as the too low compressor stoppage in transit of environment temperature, can also save a large amount of electric energy.
Description
Technical field
The utility model becomes resh air requirement conditioner more particularly to a kind of.
Background technology
Northern China very cold, thermal power plant's steam turbine building and boiler room are closed, due to heating with equipment heating,
Steam turbine building and boiler room winter temperature are maintained at more than 18 DEG C, and some power plant's operating layer temperature are even as high as 30 DEG C.Some thermoelectricitys
Factory's electronic equipment is arranged in inner region, and four sides wall, roof and flooring do not contact with outside atmosphere, due to indoor equipment caloric value
Greatly, there is refrigeration duty in whole year.
Thermal power plant's electric room is mainly disposed with DCS racks, 220V power cabinets, closed-circuit television rack, MFT tripping operation relays
The electrical equipments such as device cabinet, DEH racks, ETS racks, TSI racks, caloric value can be calculated by 0.5kW/ faces, and equipment heating amount is larger.
In conventional air-conditioning design, 2 two fans constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditionings of air-conditioning equipment generally use of electric room
Unit（The using and the reserved）, it is typically by compression/condensation segment, new/air return section, muffler section, return fan section, low efficient filter, evaporation
The functional sections such as section, hot water heating section, humidification/auxiliary electrical heater section, medium effeciency filter, muffler section and air supply section form.But the winter
Ji Caiyong determines air quantity operational mode, it is necessary to open compressor cooling, can not make full use of outside atmosphere, meets to remove indoor waste heat
Demand, compare the waste energy.Moreover, when environment temperature is too low, certain harm can be also produced to refrigeration plant：1）In evaporating pressure
In the case of constant, too low condensing pressure can cause compressor pressure ratio（Condensing pressure/evaporating pressure）It is too small, beyond compressor
Positive normal pressure influences compressor even running than scope；2）Compressor pressure ratio is too low, for conventional screw compressor, nothing
Method establishes pressure difference, and the orbiting and fixed scroll can be caused poorly sealed, cause to leak, and compressor can dally when serious, causes to freeze,
Increase noise and vibration simultaneously；3）Too low condensation temperature can influence merging for compressor oil and refrigerant, influence compressor
Lubricant effect.
At present, the constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditioner set that air-conditioning equipment producer is produced, can be cold by adjusting
The operation number of units of solidifying fan, works under minimum -12 DEG C of environment temperature, and when environment temperature is less than -12 DEG C, compressor will
Stoppage protection.Such as Xinjiang severe cold area power plant electric room installs a set of constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air conditioner
Group, winter compressor can not start for a long time, and electric room temperature is up to 35 DEG C, have no alternative but additionally mounted in electric room
A set of cabinet air conditioner, outdoor unit are arranged on operating layer.
Utility model content
The purpose of this utility model is that providing one kind becomes resh air requirement conditioner, and it is used for northern thermoelectricity factory owner factory
Room inner region electric room, can be in non-hot season using change resh air requirement mode operation, in the case where not starting compressor, profit
It can meet waste heat in decontamination chamber by adjusting new, return air amount and providing as the natural cold source of electric room by the use of outside atmosphere
Cold, can not only solve the problems, such as the too low compressor stoppage in transit of environment temperature, a large amount of electric energy can also be saved.
Technical scheme is used by the utility model solves its technical problem：
One kind becomes resh air requirement conditioner, and the device includes at least one single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type
Air-conditioner set, single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditioner set include being connected with electric room by backwind tube
New/air return section and the air supply section that is connected by ajutage with electric room, the device also include fresh wind tube, electronic fresh air
Valve, electronic air returning valve, temperature sensor and controller, one end of the fresh wind tube and atmosphere, its other end and new/return air
Duan Liantong, the electronic new air-valve are arranged on fresh wind tube, and the electronic air returning valve is arranged on backwind tube, the TEMP
Device is arranged in electric room, and the controller is connected with electronic new air-valve, electronic air returning valve and temperature sensor respectively；
In non-hot season, the device is using resh air requirement operational mode is become, and the controller is according to temperature sensor feedback
Temperature signal adjust electronic new air-valve, the aperture of electronic air returning valve respectively so that resh air requirement is with outside atmosphere temperature and electricity
Sub- equipment room refrigeration duty size changes, and return air amount changes therewith, realizes different resh air requirements and the mixing of return air amount, ensures new
Wind ratio is variate, and air output is constant.
By above-mentioned technical proposal, electric feeding air-valve is provided with the ajutage, the electric feeding air-valve connects with controller
Connect.
By above-mentioned technical proposal, the device also includes the motor-driven pressure-difference air-valve being arranged in electric room, described electronic
Pressure difference air-valve is connected with controller, and the aperture of the controller control motor-driven pressure-difference air-valve is so that the indoor setting of electric room
Pressure difference is 5 ~ 50Pa.
By above-mentioned technical proposal, the indoor pressure difference that sets of the electric room is 5 ~ 10Pa.
By above-mentioned technical proposal, single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditioner set also includes compression/condensation
Section and setting gradually is new/muffler section, low efficient filter, evaporator section, humidification/auxiliary electricity between air return section and air supply section
Bringing-up section, blower section, medium effeciency filter and muffler section.
By above-mentioned technical proposal, the device also includes the humidity sensor being arranged in electric room, and the humidity passes
Sensor is connected with controller, and the relative humidity signal that the controller feeds back according to humidity sensor starts humidification/auxiliary electricity and added
Hot arc carries out humidification and arrives ventilation state point.
The utility model, have the advantages that：The device is adjusted by electronic new air-valve, the aperture of electronic air returning valve
Section, realizes hot season, non-hot season difference operational mode, can start variable air volume running pattern, pressure in non-hot season
Contracting office closes, and is mixed by introducing outdoor low enthalpy value fresh air with indoor return air, indoor elimination waste heat is sent to after equal-enthalpy humidifying, is compared
Northern power plant's electric room uses conventional air conditioning system, and solving the problems, such as that environment temperature is too low causes compressor to be stopped transport, its
Operating cost is low, can save energy resource consumption, reduces carbon emission.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is the structural representation of the utility model embodiment.
In figure：1-compressor, 2-new/air return section, 3-muffler section, 4-low efficient filter, 5-evaporator section, 6-add
Wet/auxiliary electrical heater section, 7-blower section, 8-medium effeciency filter, 9-air supply section, 10-electronic new air-valve, 11-electronic time
Air-valve, 12-electric feeding air-valve, 13-motor-driven pressure-difference air-valve, 14-electric fire-damper, 15-electric room, 16-control
Device, 17-temperature sensor, 18-humidity sensor.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
In preferred embodiment of the present utility model, as shown in figure 1, a kind of become resh air requirement conditioner, the device
Including at least one single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditioner set, single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditioning
Unit includes the new/air return section 2 being connected by backwind tube with electric room 15 and by ajutage and electric room 15
The air supply section 9 of connection, the device also include fresh wind tube, electronic new air-valve 10, electronic air returning valve 11, temperature sensor 17 and control
Device 16, one end of fresh wind tube and atmosphere, its other end connect with new/air return section 2, and electronic new air-valve 10 is arranged on fresh wind tube
On, electronic air returning valve 11 is arranged on backwind tube, and temperature sensor 17 is arranged in electric room 15, controller 16 respectively with
Electronic new air-valve 10, electronic air returning valve 11 and temperature sensor 17 connect；
In non-hot season, the device is fed back using resh air requirement operational mode, controller 16 is become according to temperature sensor 17
Temperature signal adjust electronic new air-valve 10, the aperture of electronic air returning valve 11 respectively so that resh air requirement is with outside atmosphere temperature
Changed with electric room refrigeration duty size, return air amount changes therewith, realizes different resh air requirements and the mixing of return air amount, protects
Card new wind ratio is variate, and air output is constant.
In preferred embodiment of the present utility model, as shown in figure 1, electric feeding air-valve 12 is provided with ajutage, it is electronic
Blow valve 12 is connected with controller 16.Air output can be adjusted by the aperture for adjusting electric feeding air-valve.
In preferred embodiment of the present utility model, as shown in figure 1, the device also includes being arranged in electric room 15
Motor-driven pressure-difference air-valve 13, motor-driven pressure-difference air-valve 13 is connected with controller 16, the aperture of controller control motor-driven pressure-difference air-valve with
Make the indoor pressure difference that sets of electric room as 5 ~ 50Pa, in general interior sets constant pressure difference control in 5 ~ 10Pa, most very much not
More than 50Pa.
In preferred embodiment of the present utility model, as shown in figure 1, single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air conditioner
Group also includes compression/condensation segment（Specially compressor 1）And set gradually and be new/disappearing between air return section 2 and air supply section 9
Sound section 3, low efficient filter 4, evaporator section 5, humidification/auxiliary electrical heater section 6, blower section 7, medium effeciency filter 8 and muffler section 3.
The device is using conventional single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditioner set, using two groups, with cost-effective.
In preferred embodiment of the present utility model, as shown in figure 1, the device also includes being arranged in electric room 15
Humidity sensor 18, humidity sensor 18 is connected with controller 16, the relative humidity that controller feeds back according to humidity sensor
Signal enabling humidification/auxiliary electrical heater section carries out humidification and arrives ventilation state point.
In general, winter rooms indoor design temperature is 18 ~ 20 DEG C, and is in the electronic equipment of main building inner region
Between, electrical equipment caloric value is big, and whole year needs cooling, and indoor design temperature preferably uses 26 ± 1 DEG C, more saved, air-conditioning
The temperature difference is preferably controlled at 6 ~ 10 DEG C, and under compressor cooling operating mode, wind pushing temperature is about 17 DEG C or so, and northern environment temperature is long-term
Less than 17 DEG C, outside atmosphere can be as the natural cold source of electric room.
As shown in figure 1, the utility model is on the basis of existing single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditioner set,
It is additionally arranged electronic new air-valve, electronic air returning valve, electric feeding air-valve, motor-driven pressure-difference air-valve, electric fire-damper 14（Electronics is arranged on to set
It is standby interior）, temperature sensor, humidity sensor, the control system and pipe fitting of controller and correlation, single blower fan constant temperature and humidity
The functional section of type direct-expansion-type air-conditioner set has：Compressor, new/air return section, muffler section, low efficient filter, evaporator section plus
Wet/auxiliary electrical heater section, blower section, medium effeciency filter, muffler section and air supply section etc..
As shown in figure 1, the device shares hot season（Environment temperature t>17℃）With non-hot season（Environment temperature t≤
17℃）Two operating conditions, Electric air valve regulation are as follows：
When operating mode one, hot season operation, using air quantity operational mode is determined, new wind ratio is definite value, and air quantity is constant, compressor
1 operation, according to itself load of the big minor adjustment of electric room refrigeration duty, the electronic standard-sized sheet of air returning valve 11, adjusts electronic new air-valve 10,
New wind ratio control is run 5% or so with minimum fresh air requirmente, after new, return air mixing, tentatively filtered by low efficient filter 4, by
The relative humidity signal cooling and dehumidifying that evaporator section 5 feeds back according to humidity sensor 18, then humidified/auxiliary electrical heater section 6 heat
To ventilation state point, pressurizeed by blower section 7, after the depth-type filtration of medium effeciency filter 8, deliver to elimination waste heat in room, it is electronic
The standard-sized sheet of blow valve 12, motor-driven pressure-difference air-valve 13 are closed；
When operating mode two, the operation of non-hot season, using resh air requirement operational mode is become, new wind ratio is variate, and air output is constant,
Resh air requirement changes with outside atmosphere temperature and electric room refrigeration duty size, and return air amount changes therewith, and compressor 1 closes
Close, the temperature signal fed back according to temperature sensor 17, with 26 DEG C of room parameter temperature for control parameter, adjust respectively electronic new
Air-valve 10, electronic air returning valve 11, realize different resh air requirements and the mixing of return air amount, and new, return air leads to after new/air return section mixing
Cross low efficient filter 4 tentatively to filter, start humidification/auxiliary electrical heater further according to the relative humidity signal that humidity sensor 18 feeds back
The humidification of section 6 arrives ventilation state point, is pressurizeed by blower section 7, after the depth-type filtration of medium effeciency filter 8, delivers in room more than eliminating
Heat, the standard-sized sheet of electric feeding air-valve 12, motor-driven pressure-difference air-valve 13 are opened, and set 5 ~ 10Pa of pressure difference, and maximum is no more than 50Pa.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or converted,
And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Claims (6)
1. one kind becomes resh air requirement conditioner, it is empty that the device includes at least one single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type
Unit is adjusted, single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air-conditioner set includes what is be connected by backwind tube with electric room
Newly/air return section and the air supply section being connected by ajutage with electric room, it is characterised in that the device also includes fresh air
Pipe, electronic new air-valve, electronic air returning valve, temperature sensor and controller, one end of the fresh wind tube and atmosphere, its is another
End is connected with new/air return section, and the electronic new air-valve is arranged on fresh wind tube, and the electronic air returning valve is arranged on backwind tube,
The temperature sensor is arranged in electric room, the controller respectively with electronic new air-valve, electronic air returning valve and temperature
Sensor connects；
In non-hot season, the device is using resh air requirement operational mode is become, and the controller is according to the temperature of temperature sensor feedback
Degree signal adjusts electronic new air-valve, the aperture of electronic air returning valve respectively so that resh air requirement is set with outside atmosphere temperature and electronics
Refrigeration duty size changes between standby, and return air amount changes therewith, realizes different resh air requirements and the mixing of return air amount, ensures new wind ratio
It is constant for variate, air output.
2. device according to claim 1, it is characterised in that electric feeding air-valve, the electricity are provided with the ajutage
Dynamic blow valve is connected with controller.
3. device according to claim 1, it is characterised in that the device is also electronic in electric room including being arranged on
Pressure difference air-valve, the motor-driven pressure-difference air-valve are connected with controller, and the aperture of the controller control motor-driven pressure-difference air-valve is so that electricity
The indoor pressure difference that sets of sub- equipment room is 5 ~ 50Pa.
4. device according to claim 3, it is characterised in that the electric room it is indoor set pressure difference as 5 ~
10Pa。
5. device according to claim 1, it is characterised in that single blower fan constant-temperatureconstant-humidity constant-humidity type direct-expansion-type air conditioner
Group also include compression/condensation segment and setting gradually be new/muffler section between air return section and air supply section, low efficient filter,
Evaporator section, humidification/auxiliary electrical heater section, blower section, medium effeciency filter and muffler section.
6. device according to claim 5, it is characterised in that the device also includes the humidity being arranged in electric room
Sensor, the humidity sensor are connected with controller, the relative humidity signal that the controller feeds back according to humidity sensor
Startup humidification/auxiliary electrical heater section carries out humidification and arrives ventilation state point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720853829.5U CN206919325U (en) | 2017-07-14 | 2017-07-14 | One kind becomes resh air requirement conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720853829.5U CN206919325U (en) | 2017-07-14 | 2017-07-14 | One kind becomes resh air requirement conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206919325U true CN206919325U (en) | 2018-01-23 |
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ID=61348542
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720853829.5U Expired - Fee Related CN206919325U (en) | 2017-07-14 | 2017-07-14 | One kind becomes resh air requirement conditioner |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679869A (en) * | 2018-06-20 | 2018-10-19 | 江苏三六五室内环境科技有限公司 | A kind of complete straight swollen warm and humid sub-control air-conditioning system of type of list refrigerant circuit |
| CN112628981A (en) * | 2020-12-22 | 2021-04-09 | 珠海格力电器股份有限公司 | Fresh air adjusting method and system and air conditioning equipment |
| CN114935174A (en) * | 2022-01-10 | 2022-08-23 | 西安四腾环境科技有限公司 | Modular air conditioning unit for variable-grade clean operating room |
| CN115325624A (en) * | 2022-08-23 | 2022-11-11 | 南京天加环境科技有限公司 | Constant-temperature and constant-humidity air conditioning system for storing capsules and control method thereof |
-
2017
- 2017-07-14 CN CN201720853829.5U patent/CN206919325U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679869A (en) * | 2018-06-20 | 2018-10-19 | 江苏三六五室内环境科技有限公司 | A kind of complete straight swollen warm and humid sub-control air-conditioning system of type of list refrigerant circuit |
| CN112628981A (en) * | 2020-12-22 | 2021-04-09 | 珠海格力电器股份有限公司 | Fresh air adjusting method and system and air conditioning equipment |
| CN114935174A (en) * | 2022-01-10 | 2022-08-23 | 西安四腾环境科技有限公司 | Modular air conditioning unit for variable-grade clean operating room |
| CN115325624A (en) * | 2022-08-23 | 2022-11-11 | 南京天加环境科技有限公司 | Constant-temperature and constant-humidity air conditioning system for storing capsules and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200623 Address after: 430223 Room 309, floor 3, Kaidi building, No.1, Jiangxia Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: Wuhan Fengying Energy Technology Engineering Co.,Ltd. Address before: 613, room 430223, Katie building, Jiangxia Road, Miao Shan Development Zone, Jiangxia District, Hubei, Wuhan Patentee before: WUHAN KAIDI ELECTRIC POWER ENGINEERING Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180123 Termination date: 20210714 |