CN206301167U - A kind of VAVBOX HWIL simulations control device - Google Patents
A kind of VAVBOX HWIL simulations control device Download PDFInfo
- Publication number
- CN206301167U CN206301167U CN201621431075.6U CN201621431075U CN206301167U CN 206301167 U CN206301167 U CN 206301167U CN 201621431075 U CN201621431075 U CN 201621431075U CN 206301167 U CN206301167 U CN 206301167U
- Authority
- CN
- China
- Prior art keywords
- plc
- air
- power supply
- vavbox
- control device
- 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.)
- Active
Links
Landscapes
- Feedback Control In General (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The utility model belongs to intelligent building field, specifically related to a kind of VAVBOX HWIL simulations control device, including temperature sensor, temperature transmitter, air velocity transducer, PLC, transformer, Switching Power Supply, small fan, fan valve executor and host computer etc., the software being applied to has STEP7, PC Access, LabVIEW etc..The analog signal (temperature and air quantity) that temperature transmitter and air velocity transducer will be collected is transmitted to PLC, and host computer is transmitted to through PLC.After whole system operation, host computer is by the incoming PLC of control signal, and final PLC output control signals control the aperture of air-valve to air-valve is performed, final to realize half emulation and control in kind.
Description
【Technical field】
The utility model belongs to intelligent building field, and in particular to a kind of VAVBOX HWIL simulations control device.
【Background technology】
As the cry of energy-saving and emission-reduction is increasingly improved, variable air rate (VAV, Variable Air Volume) air-conditioning system exists
Field of central air-conditioning seems increasingly important.Energy saving of system is further realized, the working condition of end-equipment can be made with external environment
Parameters variation and change, the advanced control algorithms such as PREDICTIVE CONTROL, Self Adaptive Control are successfully applied to VAVBOX, designing can be pre-
Between ell cooling and heating load and adjust room temperature terminal controller be recent domestic scholar expert research focus.To first
Scholar begin one's study these algorithms when need an emulation platform that can be combined with material object.
【The content of the invention】
In order to overcome control emulation of the new hand to VAVBOX to rest on numeral or curve, the purpose of this utility model is
A kind of VAVBOX HWIL simulations control device is provided, the device can Simulation Control device using wide scope temperature sensor
Temperature and air quantity with the air velocity transducer of measurement range flexibility and changeability gathers air-conditioned room, are passed it to upper by PLC
Machine, host computer application LabVIEW sets up the configuration page and writes control program, and carrying out traditional PID to air-conditioning system controls
System, it is also possible to the Calling MATLAB script file in LabVIEW program panels, carries out advance control algorithm research.
In order to achieve the above object, the utility model employs following technical solution：
A kind of VAVBOX HWIL simulations control device, including temperature change is connected with power supply, Switching Power Supply and PLC, PLC
Device, air velocity transducer, fan valve executor and host computer are sent, temperature sensor is connected with temperature transmitter, on fan valve executor
Transformer and air-valve are connected with, temperature transmitter and air velocity transducer are connected with Switching Power Supply, and wind is connected with Switching Power Supply
Machine, air-valve is arranged on the end of the Fan pipeline of blower fan, and the test side of air velocity transducer is arranged on the outlet of air-valve, for measuring
The wind speed in air-valve exit, temperature sensor is arranged in simulation room, the temperature for measuring simulation room area, PLC, is opened
Powered-down source and transformer are connected with power supply.
The output end of the power supply is connected with the air switch for protecting power supply, power supply by air switch and PLC4,
Switching Power Supply and transformer are connected.
The output voltage of the temperature transmitter is 0-10V.
Connected by three-wire system connection between the temperature sensor and temperature transmitter.
The PLC uses Siemens cpu224 × p.
The output voltage of the PLC is 0-10V.
The air velocity transducer uses Siemens's QVM62.1 air velocity transducers.
The output voltage of the air velocity transducer is 0-10V.
The PLC is connected by PC-PPI order wires with host computer.
Compared with prior art, the utility model has the advantages that：
VAVBOX HWIL simulations control device of the present utility model simulates air-conditioning blowing by blower fan, and aperture is adjustable
Air-valve be arranged on Fan pipeline end and carry out control pipeline air quantity, the test side of air velocity transducer is arranged on the outlet of air-valve,
Wind speed for measuring air-valve exit, will, temperature sensor is arranged in simulation room, for measuring simulation room area
After temperature, PLC and host computer successful connection, in host computer, temperature, the air quantity and defeated returned will be gathered using STEP7 softwares
Output carries out scale conversion, and correlated variables and LabVIEW controls are carried out into data binding with PC Access softwares afterwards,
The MATLAB shell scripts of various control algolithms can be introduced in LabVIEW to be emulated, it is also possible to which Direct Programming is controlled
System emulation, final observation fan valve executor is that the actual control action to air quantity can be observed；The utility model uses wide scope
Signal acquisition sensor device, the power management of system and advanced software combines and solves to VAVBOX control algolithm researchs
Not directly perceived, it is impossible to the problem of the connection between theory and practice, the utility model can realize real-time data collection, build the monitoring page and embedding
Enter the functions such as optimized algorithm, easy to operate, easily extension.
【Brief description of the drawings】
Fig. 1 is the structured flowchart of control device of the present utility model.
Fig. 2 is system signal flow graph of the present utility model.
Fig. 3 is the structural representation of control system of the present utility model.
In figure：1- temperature sensors, 2- temperature transmitters, 3- air velocity transducers, 4-PLC, 5-PC-PPI order wire, 6- is opened
Powered-down source, 7- blower fans, 7-1- Fan pipelines, 8- transformers, 9- air switches, 10- fan valve executors, 11- air-valves, 12- is upper
Machine, 13- power supplys, 14- simulations room.
【Specific embodiment】
The utility model is further explained with reference to the accompanying drawings and detailed description.
As shown in Figure 1 to Figure 3, VAVBOX HWIL simulations control device of the present utility model, including power supply 13, switch electricity
Temperature transmitter 2, air velocity transducer 3, fan valve executor 10 and host computer 12, PLC 4 are connected with source 6 and PLC 4, PLC 4
It is connected with host computer 12 by PC-PPI order wires 5, temperature sensor 1 is connected with temperature transmitter 2, on fan valve executor 10
Transformer 8 and air-valve 11 are connected with, temperature transmitter 2 and air velocity transducer 3 are connected with Switching Power Supply 6, connect in Switching Power Supply 6
Blower fan 7 is connected to, air-valve 11 is arranged on the end wind of the Fan pipeline 7-1 of blower fan 7, and the test side of air velocity transducer 3 is arranged on wind
The outlet of valve 11, the wind speed for measuring the exit of air-valve 11, temperature sensor 1 is arranged in simulation room 14, for measuring
Temperature in simulation room 14, PLC 4, Switching Power Supply 6 and transformer 8 are connected with power supply 13, the output end connection of power supply 13
There is the air switch 9 for protecting power supply, power supply 13 is connected by air switch 9 with PLC 4, Switching Power Supply 6 and transformer 8.
The output voltage of temperature transmitter of the present utility model 2 is 0-10V, between temperature sensor 1 and temperature transmitter 2
Connected by three-wire system connection；PLC 4 uses Siemens cpu224 × p, and the output voltage of PLC 4 is 0-10V；Air velocity transducer
3 using Siemens's QVM62.1 air velocity transducers, and the output voltage of air velocity transducer 3 is 0-10V.
As shown in figure 3, power supply of the present utility model 13 after air switch 9 by being connected respectively to the power ends of PLC 4, transformation
The input of device 8 and the input of Switching Power Supply 6；The output of transformer 8 is given a dinner for a visitor from afar the power port of valve actuator 10；Switching Power Supply
6 output jointing temp transmitter 2, air velocity transducer 3 and the power port of blower fan 7；Temperature sensor 1 is connect using three-wire system connection
Temperature transmitter 2；Temperature transmitter 1 and the signal output of air velocity transducer 2 termination PLC analog quantity voltage inputs；The simulation of PLC
Amount voltage output end is given a dinner for a visitor from afar the signal input part of valve actuator 10.
After connecting hardware, supply transformer, Switching Power Supply and PLC with civil power and 220V alternating currents are provided.By transformation
Device effect is depressured the alternating current for 24V, and feed valve actuator is powered.Be converted to 24V's through the 220V civil powers of Switching Power Supply
Direct current, powers to temperature transmitter and air velocity transducer.
Specifically, after PLC and host computer successful connection, the analog signal that temperature transmitter and air velocity transducer will be collected
(temperature and air quantity) is transmitted to PLC, and host computer is transmitted to through PLC, in host computer, the 0-10V of returning will be gathered using STEP7 softwares
The output control signal of temperature, air volume signal and 0-10V carry out scale conversion, correlation is become with PC Access softwares afterwards
Amount carries out data binding with LabVIEW controls, and the MATLAB script journeys of various control optimized algorithms can be introduced in LabVIEW
Sequence is emulated, it is also possible to be controlled emulation using the programming language in LabVIEW, and final host computer 12 can be to all
Temperature, airflow value and the control effect that sensor is gathered are shown, it is also possible to which some parameters are configured, whole system fortune
After row, the incoming PLC of control signal, final PLC output control signals are controlled opening for air-valve 11 by host computer to air-valve is performed
Degree, it is final to realize half emulation and control in kind.
The utility model uses signal acquisition sensor device, the power management of system and the advanced software knot of wide scope
Conjunction solves not directly perceived to VAVBOX control algolithm researchs, it is impossible to the problem of the connection between theory and practice.The utility model can realize reality
When gathered data, build the function such as the monitoring page and embedded optimized algorithm.The utility model is easy to operate, easily extension.
Claims (9)
1. a kind of VAVBOX HWIL simulations control device, it is characterised in that including power supply (13), Switching Power Supply (6) and PLC
(4) temperature transmitter (2), air velocity transducer (3), fan valve executor (10) and host computer (12), temperature, are connected with PLC (4)
Temperature sensor (1) is connected with transmitter (2), transformer (8) and air-valve (11), temperature are connected with fan valve executor (10)
Transmitter (2) and air velocity transducer (3) are connected with Switching Power Supply (6), and blower fan (7), air-valve are connected with Switching Power Supply (6)
(11) end of the Fan pipeline (7-1) of blower fan (7) is arranged on, the test side of air velocity transducer (3) is arranged on air-valve (11)
Outlet, the wind speed for measuring air-valve (11) exit, temperature sensor (1) is arranged in simulation room (14), for measuring
Temperature in simulation room (14), PLC (4), Switching Power Supply (6) and transformer (8) are connected with power supply (13).
2. a kind of VAVBOX HWIL simulations control device according to claim 1, it is characterised in that the power supply (13)
Output end be connected with air switch (9) for protecting power supply, power supply (13) is by air switch (9) and PLC (4), switch
Power supply (6) and transformer (8) are connected.
3. a kind of VAVBOX HWIL simulations control device according to claim 1, it is characterised in that the temperature pick-up
The output voltage of device (2) is 0-10V.
4. a kind of VAVBOX HWIL simulations control device according to claim 1, it is characterised in that the TEMP
It is connected by three-wire system connection between device (1) and temperature transmitter (2).
5. a kind of VAVBOX HWIL simulations control device according to claim 1, it is characterised in that the PLC (4) is adopted
With Siemens cpu224 × p.
6. a kind of VAVBOX HWIL simulations control device according to claim 1, it is characterised in that the PLC (4)
Output voltage is 0-10V.
7. a kind of VAVBOX HWIL simulations control device according to claim 1, it is characterised in that the wind speed sensing
Device (3) is using Siemens's QVM62.1 air velocity transducers.
8. a kind of VAVBOX HWIL simulations control device according to claim 1, it is characterised in that the wind speed sensing
The output voltage of device (3) is 0-10V.
9. a kind of VAVBOX HWIL simulations control device according to claim 1, it is characterised in that the PLC (4) is led to
PC-PPI order wires (5) are crossed to be connected with host computer (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621431075.6U CN206301167U (en) | 2016-12-23 | 2016-12-23 | A kind of VAVBOX HWIL simulations control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621431075.6U CN206301167U (en) | 2016-12-23 | 2016-12-23 | A kind of VAVBOX HWIL simulations control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206301167U true CN206301167U (en) | 2017-07-04 |
Family
ID=59204815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621431075.6U Active CN206301167U (en) | 2016-12-23 | 2016-12-23 | A kind of VAVBOX HWIL simulations control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206301167U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342003A (en) * | 2018-09-20 | 2019-02-15 | 鞍钢集团矿业有限公司 | Use for laboratory mine coating leaks out simulated behavior detection device and method |
| CN111123699A (en) * | 2019-12-25 | 2020-05-08 | 珠海格力电器股份有限公司 | Control parameter optimization method and device based on dynamic simulation |
-
2016
- 2016-12-23 CN CN201621431075.6U patent/CN206301167U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342003A (en) * | 2018-09-20 | 2019-02-15 | 鞍钢集团矿业有限公司 | Use for laboratory mine coating leaks out simulated behavior detection device and method |
| CN111123699A (en) * | 2019-12-25 | 2020-05-08 | 珠海格力电器股份有限公司 | Control parameter optimization method and device based on dynamic simulation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205330708U (en) | Mine air current at heading face environmental simulation experimental apparatus | |
| CN101776530B (en) | System and method for testing indoor natural ventilating model of building | |
| CN103438693A (en) | Automatic control system of gas jet impact drying machine | |
| CN206301167U (en) | A kind of VAVBOX HWIL simulations control device | |
| CN203396039U (en) | Central air conditioner system and air volume adjusting device thereof | |
| CN105824341A (en) | Livestock and poultry housing raising environment intelligent control equipment | |
| CN206944404U (en) | A kind of subway plant management information system variable air rate supply air system | |
| CN201589630U (en) | Natural indoor ventilation tester of building model | |
| CN104102139A (en) | Simulation platform of variable air rate air-conditioner control system | |
| CN208253881U (en) | The energy-saving control device of fast and stable aircraft floor air conditioner group heating leaving air temp | |
| CN206592245U (en) | A kind of auxiliary yaw control system for measuring unit turbulence intensity | |
| Jin et al. | Design an intelligent environment control system for greenhouse based on RS485 bus | |
| Laksono et al. | A system based on fuzzy logic approach to control humidity and temperature in fungus cultivation | |
| CN203786594U (en) | Poultry house environment controller | |
| CN205245459U (en) | Constant temperature and humidity PLC control system of toilet | |
| CN206989802U (en) | Wet-bulb temperature transmitter | |
| CN202350474U (en) | Temperature and humidity control system of drying oven | |
| CN201861036U (en) | Blower with temperature control system | |
| CN206301233U (en) | A kind of closed chick breeding experimental box | |
| CN206601641U (en) | One kind closing hen house obscures temperature and humidity controller | |
| CN203571951U (en) | Air-conditioning microcomputer control device | |
| CN203324864U (en) | Intelligent temperature and humidity control system for power distribution cabinet body | |
| CN102681506A (en) | Dairy cattle breeding environment monitoring system | |
| Sung et al. | Indoor thermal comfort environment monitoring system based on architecture of IoT | |
| CN206556198U (en) | A kind of device for tail end of central air conditioner air conditioner performance analysis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |