CN206556198U - A kind of device for tail end of central air conditioner air conditioner performance analysis - Google Patents
A kind of device for tail end of central air conditioner air conditioner performance analysis Download PDFInfo
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- CN206556198U CN206556198U CN201720209679.4U CN201720209679U CN206556198U CN 206556198 U CN206556198 U CN 206556198U CN 201720209679 U CN201720209679 U CN 201720209679U CN 206556198 U CN206556198 U CN 206556198U
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- air conditioner
- performance analysis
- tail end
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- communication module
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Abstract
A kind of device for tail end of central air conditioner air conditioner performance analysis, including multifunctional controller, performance analysis device, multifunctional controller are connected with performance analysis device by CAN, performance analysis device connection modbus buses.NTC temp probes connect the first ADC acquisition modules, the first ADC acquisition modules connection first processor module；AO control output modules connect the first CAN communication module, the first CAN communication module connection first processor module.Second processor module connects the second CAN communication module, the 2nd ADC acquisition modules, modbus communication modules, HMI man-machine interfaces respectively.2nd ADC acquisition modules connect differential pressure pickup, air intake Temperature Humidity Sensor, air-out Temperature Humidity Sensor, water supply cooling-water temperature sensor, output water temperature sensor respectively.The utility model reaches water supply water temperature, the quantity of circulating water demand required for air-conditioning effect to air conditioner, carries out real time data and derive to calculate.
Description
Technical field
A kind of device for tail end of central air conditioner air conditioner performance analysis of the utility model, is related to central air-conditioning energy control
Field processed.
Background technology
Central air-conditioning energy control field, it is cold using the demand that the global cycle water of computer room is multiplied by system water temperature difference as system
Amount, actually supplies cold, includes the cold slatterned, if using semen donors as system requirements cold, necessarily being formed
Occurs mistake in control logic.And demand cold is also and water temperature in central air-conditioning closed system, quantity of circulating water correlation, together
When also with outdoor environment, indoor load is related.Existing control system is the water temperature from Air Conditioning Facilities, pressure, and flow is analyzed
Water is controlled, to water pump, pump variable frequency frequency is controlled.Obviously, no matter its adopt how, logical algorithm
All it is to avoid：It is gathered, the basic data of analysis source and indoor demand load, the heat exchange cooling operating mode of indoor equipment without
Association, cannot also be adapted to the working condition requirement of the reducing temperature and humidity of indoor equipment.The guarantee of air-conditioning effect is finally by tail end air conditioner
Device is come what is completed, and whether the water of air-conditioning system, water temperature is reasonable, and the working condition for being finally also intended to be adapted to air conditioner could be economical
Energy-conservation.
Chinese patent " architectural environment adaptive power conservation Control management system (CN105955225A) " is a kind of allotment mixing
Water temperature to set water temperature method.Chinese patent " one kind become water temperature become current earth-source hot-pump system (CN203657119U) " be from
Realize and become the target that water temperature becomes current, compare to send and do data analysis using what relations act was set about, without from air conditioner end
The in good time analysis of the operating condition of end equipment, to seek the thermal and humidity environment that most basic air conditioner reducing temperature and humidity needs；Also not from
In good time collecting device process operation parameter does real-time data heat exchange, efficiency and calculates water temperature, and the computing of water influence is formed
Ivory-towered demand load analysis result.Calculated to do to demand load accurately analysis, that is, to water temperature, water
Accurate analysis, it is necessary to set about carrying out the collection analysis of real time data from the operating mode of tail end air conditioner device.Because the cold of system supply
The final requirement that air-conditioning effect is met by tail end air conditioner device, thermal technology's conditional decision of tail end air conditioner room conditioning effect, instead
It, room conditioning effect needs the due thermal technology's ability of tail end air conditioner device to meet.
The content of the invention
In order to solve the above technical problems, the utility model provides a kind of for tail end of central air conditioner air conditioner performance analysis
Device, water supply water temperature, the quantity of circulating water demand required for air-conditioning effect (humiture) are reached to air conditioner, are carried out real time data and are pushed away
Lead calculating.According to the operational factor of real-time collection air conditioner, room conditioning effect on request calculates the air conditioner cooling needed
Air-conditioning water supply water temperature required for wet down, quantity of circulating water, the important parameter calculated as demand cold.There is provided to center simultaneously
Air-conditioner control system as Energy Saving Control important evidence.
The technical scheme that the utility model is taken is：
A kind of device for tail end of central air conditioner air conditioner performance analysis, including multifunctional controller, performance analysis device,
Multifunctional controller is connected with performance analysis device by CAN, performance analysis device connection modbus buses.The Multifunctional controlling
Device processed include the first CAN communication module, the first ADC acquisition modules, NTC temp probes, AO controls output module, at first
Manage device module.NTC temp probes connect the first ADC acquisition modules, the first ADC acquisition modules connection first processor module；AO
Output module is controlled to connect the first CAN communication module, the first CAN communication module connection first processor module.
The performance analysis device include the second CAN communication module, the 2nd ADC acquisition modules, modbus communication modules,
HMI man-machine interfaces, second processor module.Second processor module connects the second CAN communication module, the 2nd ADC respectively
Acquisition module, modbus communication modules, HMI man-machine interfaces.2nd ADC acquisition modules connect differential pressure pickup, enter wind-warm syndrome respectively
Humidity sensor, air-out Temperature Humidity Sensor, water supply cooling-water temperature sensor, output water temperature sensor.The multifunctional controller with
Performance analysis device is connected by CAN, constitutes internal data control planning, externally carries out data friendship by modbus buses
Change.
The air intake Temperature Humidity Sensor, air-out Temperature Humidity Sensor, water supply cooling-water temperature sensor, output water temperature sensor are equal
Gathered using 1w agreement stamens piece, economical rationality is reached while data accuracy is ensured.
The performance analysis device connects tail end air conditioner device.
The tail end air conditioner device is fan coil.
A kind of device for tail end of central air conditioner air conditioner performance analysis of the utility model, technique effect is as follows：
1：Performance analysis device is in operating mode computing, to control tail end air conditioner device by multifunctional controller, by intermediate value, most
Greatly, minimum value operating mode is run, to meet the computing to variable working condition.Performance analysis device controls end by multifunctional controller
Air conditioner is set different room conditioning effects by host computer requirement, the need for meeting different periods air-conditioning.
2：The water supply water temperature calculated is analyzed, is calculated for demand cold, it is possible to reduce multiply by actual Inlet and outlet water temperature difference and follow
Ring water show that cold value method makees demand cold, reduces system capacity and wastes.Really semen donors, contain unnecessary cold.
3：The relational expression of pressure difference and backwater coolant-temperature gage is set up, database relation is set up by data statistics reductive analysis, it is right
Minimum flow carries out alarm limitation, and the water temperature difference Δ P needed to reaching the setting water supply temperature of indoor setting room conditioning temperature is built
Vertical proportionate relationship.And export system pump variable frequency underfrequency is limited to host computer, it is to avoid pump variable frequency causes air-conditioning
Effect declines.And the existing computer room frequency conversion typically used uses computer room signal, with tail end air conditioner device onrelevant, the work with air conditioner
Condition demand onrelevant.
4：Performance analysis device output control order is opened to multifunctional controller, the valve of control air conditioner, and blower fan is high by H
Speed, M middling speeds, the operation of L low speed.Setting water supply water temperature T _ set more than, water (water temperature difference Δ P) condition is run, and is gathered
In blower fan by H high speeds, M middling speeds, the actual air-conditioning effect in interior of L low speed operation, indoor temperature, to obtain setting room conditioning effect
Really (TSSet indoor temperature) under, the upper lower limit value scope of indoor actual temperature value, the need for adapting to difference.
Brief description of the drawings
Fig. 1 is the connection diagram of the utility model device.
Fig. 2 is the multifunctional controller structural representation of the utility model device.
Fig. 3 is the performance analysis device structural representation of the utility model device.
Fig. 4 is the scheme of installation of the utility model device；
In Fig. 4,Aerial temperature and humidity sensor is represented,Represent cooling-water temperature sensor,Represent pressure sensor；Hydraulic pressure difference signal is represented,Represent air intake,Represent air-out,Represent water inlet,Represent
Water.
Embodiment
A kind of device for tail end of central air conditioner air conditioner performance analysis, including multifunctional controller 1, performance analysis device
2, multifunctional controller 1 is connected with performance analysis device 2 by CAN 4, the connection modbus of performance analysis device 2 buses 3.It is described
Multifunctional controller 1 is connected with performance analysis device 2 by CAN 4, is constituted internal data control planning, is externally passed through
Modbus buses 3 carry out data exchange.
The multifunctional controller 1 includes the first CAN communication module 1.1, the first ADC acquisition modules 1.2, NTC temperature
Degree probe 1.3, AO controls output module 1.4, first processor module 1.5.NTC temp probes 1.3 connect the first ADC collection moulds
Block 1.2, the first ADC acquisition modules 1.2 connection first processor module 1.5；It is total that AO control output modules 1.4 connect the first CAN
Line communication module 1.1, the first CAN communication module 1.1 connection first processor module 1.5；
The performance analysis device 2 includes the second CAN communication module 2.1, the 2nd ADC acquisition modules 2.2, modbus and led to
Interrogate module 2.3, HMI man-machine interfaces, second processor module 2.4.Second processor module 2.4 connects the second CAN respectively
Communication module 2.1, the 2nd ADC acquisition modules 2.2, modbus communication modules 2.3, HMI man-machine interfaces.2nd ADC acquisition modules
2.2 connect differential pressure pickup 2.5, air intake Temperature Humidity Sensor 2.6, air-out Temperature Humidity Sensor 2.7, water supply water temperature sensing respectively
Device 2.8, output water temperature sensor 2.9.
The air intake Temperature Humidity Sensor 2.6, air-out Temperature Humidity Sensor 2.7, water supply cooling-water temperature sensor 2.8, water outlet water
Temperature sensor 2.9 is using the collection of 1w agreement stamens piece, it is ensured that the accuracy of data.
The connection tail end air conditioner of performance analysis device 2 device 5, described 5 fan coils of tail end air conditioner device.
Performance analysis device 2 uses EDC programming devices, 8UI/2AO, 5DI/4DO.
The air inlet/outlet humiture of the collection of performance analysis device 2 tail end air conditioner device 5, turnover coolant-temperature gage, Inlet and outlet water analog quantity pressure difference,
By wind fin heat exchange empirical equation：Calculate real-time moisture absorption coefficient ξ, contact coefficient ES, wind side heat exchange exchange efficiency E；By true
Fixed equipment data relevant parameter, calculates temperature number TP, water equivalent number D, heat transfer units B, the water calculated under water temperature condition
Amount W simultaneously sets up water and differential water pressures △ P relational database in the operating mode of tail end air conditioner device 5.
By calculating：The different outdoor environments of correspondence, calculating reaches setting room conditioning effect, existing water temperature should just set to
Water supply water temperature point.This process is continuous collection, feedback, computing, no more than 10S computings 1 time, and is constantly circulated, to preceding
Face collection calculated value is modified, and continuous computing convergence is adapted to the water supply water temperature value of most rational air conditioner cooling heating needs.
The pressure difference signal of collection is limited low wash water by the relationship type mathematical modeling of foundation.
A kind of device for tail end of central air conditioner air conditioner performance analysis, receives the incoming setting air-conditioning effect of host computer
Really：Temperature, humidity order, outdoor environment temperature-humidity signal, the output setting air-conditioning effect of performance analysis device 2, to multi-functional control
Device 1, after multifunctional controller 1 is by room-temperature signal is gathered relatively, the valve of control air conditioner is opened, and blower fan 6 presses high speed H, middling speed
M, low speed L are run.
Performance analysis device 2 gathers the wind-warm syndrome humidity of the installed air inlet/outlet of tail end air conditioner device 5, the water temperature of Inlet and outlet water, turnover
The differential water pressures of water.By wind fin heat exchange empirical equation：Wet contact coefficient, geomantic omen side heat exchange exchange efficiency are analysed in calculating in real time.Water
Dynamic pressure is poor, the most economical air-conditioning that the air-conditioning effect (humiture) that calculations of air conditioner system meets different fields of employment should be provided to
Water temperature angle value, the minimum water production of tail end air conditioner equipment heat exchange.
Claims (5)
1. a kind of device for tail end of central air conditioner air conditioner performance analysis, including multifunctional controller（1）, performance analysis device
（2）, multifunctional controller（1）With performance analysis device（2）Pass through CAN（4）Connection, performance analysis device（2）Connect modbus
Bus（3）；It is characterized in that：The multifunctional controller（1）Including the first CAN communication module（1.1）, the first ADC adopts
Collect module（1.2）, NTC temp probes（1.3）, AO control output module（1.4）, first processor module（1.5）；NTC temperature
Probe（1.3）Connect the first ADC acquisition modules（1.2）, the first ADC acquisition modules（1.2）Connect first processor module
（1.5）；AO controls output module（1.4）Connect the first CAN communication module（1.1）, the first CAN communication module
（1.1）Connect first processor module（1.5）；The performance analysis device（2）Including the second CAN communication module（2.1）,
Two ADC acquisition modules（2.2）, modbus communication modules（2.3）, HMI man-machine interfaces, second processor module（2.4）；At second
Manage device module（2.4）The second CAN communication module is connected respectively（2.1）, the 2nd ADC acquisition modules（2.2）, modbus communication
Module（2.3）, HMI man-machine interfaces；2nd ADC acquisition modules（2.2）Differential pressure pickup is connected respectively（2.5）, air intake humiture
Sensor（2.6）, air-out Temperature Humidity Sensor（2.7）, water supply cooling-water temperature sensor（2.8）, output water temperature sensor（2.9）.
2. a kind of device for tail end of central air conditioner air conditioner performance analysis according to claim 1, it is characterised in that：Institute
State multifunctional controller（1）With performance analysis device（2）Pass through CAN（4）Connection, constitutes internal data control planning, externally
Pass through modbus buses（3）Carry out data exchange.
3. a kind of device for tail end of central air conditioner air conditioner performance analysis according to claim 1, it is characterised in that：Institute
State air intake Temperature Humidity Sensor（2.6）, air-out Temperature Humidity Sensor（2.7）, water supply cooling-water temperature sensor（2.8）, output water temperature pass
Sensor（2.9）Using the collection of 1w agreement stamens piece.
4. a kind of device for tail end of central air conditioner air conditioner performance analysis according to claim 1, it is characterised in that：Institute
State performance analysis device（2）Connect tail end air conditioner device（5）.
5. a kind of device for tail end of central air conditioner air conditioner performance analysis according to claim 4, it is characterised in that：Institute
State tail end air conditioner device（5）For fan coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720209679.4U CN206556198U (en) | 2017-03-06 | 2017-03-06 | A kind of device for tail end of central air conditioner air conditioner performance analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720209679.4U CN206556198U (en) | 2017-03-06 | 2017-03-06 | A kind of device for tail end of central air conditioner air conditioner performance analysis |
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| Publication Number | Publication Date |
|---|---|
| CN206556198U true CN206556198U (en) | 2017-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720209679.4U Expired - Fee Related CN206556198U (en) | 2017-03-06 | 2017-03-06 | A kind of device for tail end of central air conditioner air conditioner performance analysis |
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| CN (1) | CN206556198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931592A (en) * | 2017-03-06 | 2017-07-07 | 湖北卓立集控智能技术有限公司 | A kind of device for tail end of central air conditioner air-conditioner performance analysis |
-
2017
- 2017-03-06 CN CN201720209679.4U patent/CN206556198U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931592A (en) * | 2017-03-06 | 2017-07-07 | 湖北卓立集控智能技术有限公司 | A kind of device for tail end of central air conditioner air-conditioner performance analysis |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20171013 Termination date: 20180306 |