CN208832600U - The a wide range of separately adjustable variable air volume system of terminal temperature - Google Patents
The a wide range of separately adjustable variable air volume system of terminal temperature Download PDFInfo
- Publication number
- CN208832600U CN208832600U CN201820821006.9U CN201820821006U CN208832600U CN 208832600 U CN208832600 U CN 208832600U CN 201820821006 U CN201820821006 U CN 201820821006U CN 208832600 U CN208832600 U CN 208832600U
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- China
- Prior art keywords
- air
- temperature
- air volume
- variable air
- wide range
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Abstract
The utility model discloses a kind of a wide range of separately adjustable variable air volume systems of terminal temperature, wherein includes: air-conditioning box connection one total air supply tube, a total backwind tube, the air-conditioning box connects a Cooling and Heat Source unit by air-conditioning water inlet pipe, air-conditioning return pipe；Multiple dispensing air hoses are installed on total air supply tube；It is also communicated with discharge pipe on the dispensing air hose, further includes multiple and the matched temperature sensor of the dispensing air hose；The temperature sensor obtains the temperature data of the dispensing air hose region；The temperature sensor connects a variable air volume control system；The variable air volume control system connects the control module of the Cooling and Heat Source unit.The a wide range of separately adjustable variable air volume system of the utility model terminal temperature is by obtaining each temperature value for sending air hose region for variable air volume control system connection temperature sensor, and its leaving water temperature of Cooling and Heat Source unit allocation is connected, to realize temperature independent control on a large scale.
Description
Technical field
The utility model relates to the variable air rates that a kind of Heating,Ventilating and Air Conditioning more particularly to a kind of terminal temperature are independently adjusted on a large scale
System.
Background technique
VAV variable air volume system technology achievees the purpose that adjust room temperature by changing air conditioning terminal air-supply air quantity, is one
The air conditioner energy saving technology that kind is adjusted based on air quantity.VAV executes control mechanism and is compared by room temperature signal and set temperature, meter
Room conditioning workload demand, and then adjustment actuating mechanism are calculated, by the movement of executing agency, adjusts room conditioning air-supply wind
Amount adjusts air-supply air quantity, saves the purpose of blower conveying energy consumption to reach according to room conditioning actual load demand.
But in real system operation, there is user that room conditioning temperature is required to have a wide range of regulatory function, and due to existing
Some VAV variable air volume systems do not have a wide range of function of adjusting room temperature due to only adjusting air-supply air quantity.
Utility model content
The utility model discloses the variable air volume systems that a kind of terminal temperature is independently adjusted on a large scale, become for traditional VAV
The insurmountable a wide range of defect for adjusting room temperature of air quantity technology, is transformed and has been created to traditional VAV VAV control
Newly.
The above-mentioned purpose of the utility model is achieved through the following technical solutions:
A kind of variable air volume system that terminal temperature is independently adjusted on a large scale, wherein include: the always air-supply of air-conditioning box connection one
Pipe, a total backwind tube, the air-conditioning box connect a Cooling and Heat Source unit by air-conditioning water inlet pipe, air-conditioning return pipe；Total air-supply
Multiple dispensing air hoses are installed on pipe；It is also communicated with discharge pipe on the dispensing air hose, further includes multiple and the dispensing air hose
Matched temperature sensor；The temperature sensor obtains the temperature data of the dispensing air hose region；The temperature passes
Sensor connects a variable air volume control system；The variable air volume control system connects the control module of the Cooling and Heat Source unit.
The variable air volume system that terminal temperature as described above is independently adjusted on a large scale, wherein pacify on the air-conditioning return pipe
Equipped with an electric flow control valve, the electric flow control valve connects the variable air volume control system.
The variable air volume system that terminal temperature as described above is independently adjusted on a large scale, wherein installed on the dispensing air hose
There is end air quantity adjusting mechanism.
The variable air volume system that terminal temperature as described above is independently adjusted on a large scale, wherein the air-conditioning box has blower
Frequency conversion system.
The variable air volume system that terminal temperature as described above is independently adjusted on a large scale, wherein the Cooling and Heat Source unit includes:
Air conditioner cold-heat source unit, the Cooling and Heat Source unit further include: boiler or heat pump unit.
The variable air volume system that terminal temperature as described above is independently adjusted on a large scale, wherein the variable air volume control system
It include: temperature computation module, output water temperature control module；The temperature computation module connects the temperature sensor；It is described go out
Water water temperature control module connects the control module of the Cooling and Heat Source unit.
In conclusion by adopting the above-described technical solution, the change that the utility model terminal temperature is independently adjusted on a large scale
Air quantity system obtains each temperature value for sending air hose region by the way that variable air volume control system is connected temperature sensor, and
And connection its leaving water temperature of Cooling and Heat Source unit allocation, to realize temperature independent control on a large scale.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the variable air volume system that the utility model terminal temperature is independently adjusted on a large scale.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and examples:
Fig. 1 is the structural schematic diagram for the variable air volume system that the utility model terminal temperature is independently adjusted on a large scale, is referred to
Fig. 1, a kind of variable air volume system that terminal temperature is independently adjusted on a large scale, wherein include: that an air-conditioning box 1 connects a total air supply tube
2, a total backwind tube 3, air-conditioning box 1 connect a Cooling and Heat Source unit 4 by air-conditioning water inlet pipe, air-conditioning return pipe；Pacify on total air supply tube 2
Equipped with multiple dispensing air hoses 6；It is also communicated with discharge pipe on dispensing air hose 6, further includes multiple and the dispensing matched temperature of air hose 6 biography
Sensor 7；Temperature sensor 7 obtain dispensing 6 region of air hose temperature data, each dispensing air hose 6 to application one room,
And it is matched with temperature sensor 6 in the room, obtain the temperature value in the room area；The connection of temperature sensor 7 one
Variable air volume control system 5；The control module of the connection Cooling and Heat Source unit 4 of variable air volume control system 5.In VAV VAV control mode
On, increase the control to 1 inlet water temperature of air-conditioning box, i.e., by adjusting 4 leaving water temperature of air conditioner cold-heat source unit, Cooling and Heat Source unit 4
In heat source can use boiler or heat pump unit, change 1 inflow temperature of air-conditioning box, so as to control air-conditioning box 1 on a large scale
Leaving air temp, and by the temperature value of the then available target area of temperature sensor 7, with VAV variable air volume control system 5
The setting value comparison that body obtains obtains difference, may help in determining whether the temperature for adjusting Cooling and Heat Source unit 4.
A traditional variable air volume system control only control air-conditioning amount size, and the utility model combine control air-conditioning box 1 into
Water water temperature, the requirement that reply room conditioning is adjusted on a large scale；In conjunction with control 1 water temperature of air-conditioning box to adjust air-conditioning on a large scale
Temperature, this technology solve the insurmountable a wide range of defect for adjusting room temperature of traditional VAV variable air rate technology.
Further, an electric flow control valve 8 is installed, the connection of electric flow control valve 8 becomes wind on air-conditioning return pipe
Amount control system 5.Variable air volume control system 5, which controls current flow regulating valve basic temperature may be implemented, to be adjusted, and when for
Temperature adjust difference it is larger when, then need variable air volume control system 5 to control air conditioner cold-heat source unit 4 and heated up or cooled down
Operation, to realize fast-refrigerating, heating.
Further, it sends on air hose 6 and end air quantity adjusting mechanism is installed.
Further, air-conditioning box 1 has fan frequency conversion system.
Further, Cooling and Heat Source unit 4 includes: cold source of air conditioning unit, Cooling and Heat Source unit 4 further include: boiler or heat pump machine
Group.
Further, variable air volume control system 5 includes: temperature computation module, output water temperature control module；Temperature computation mould
Block connects temperature sensor 7；The control module of output water temperature control module connection Cooling and Heat Source unit 4.When variable air volume control system 5
After the indoor set temperature value for detecting all air-supply points, temperature computation module calculates its average set value, as supply air temperature
The foundation of control adjusts supply air temperature by adjusting 1 inlet water temperature of air-conditioning box.
The system of the utility model, hardware system retain tradition VAV variable air volume system accessory in the prior art, include end
The fan frequency conversion system of air quantity adjusting mechanism 5 (VAVBOX), air-conditioning box 1 is held, header pipe 2, the groups such as constant static-pressure pressure sensor
Part and variable air volume control system 54.Variable air volume control system 54 is increased into temperature computation module, output water temperature control mould
Block realizes the control to Cooling and Heat Source unit 4.And tradition VAV VAV control, only air output size control and without supply air temperature
Control.
The utility model it is specifically used during, using system disclosed by the utility model, the summer is can be set in user
Season mode and winter mode carry out using specifically, by taking the environment in four rooms as an example:
Summer mode:
When different room temperatures are respectively set in 4 rooms, after variable air volume control system 5 calculates its setting average value,
1 leaving air temp T of air-conditioning box is made, according to the leaving air temp T made, adjusts 1 dynamoelectric water valve aperture of air-conditioning box；
When calculating setting average value be lower than certain value (such as 17 degree), only by adjusting 1 dynamoelectric water valve aperture of air-conditioning box can not
When meeting corresponding leaving air temp demand, variable air volume control system 5 adjusts the leaving water temperature of cold source unit, reduces its leaving water temperature
(such as dropping to 6 degree from 7 degree) meets its low leaving air temp requirement to be lowered into the water temperature of air-conditioning box 1.
Winter mode
When different room temperatures are respectively set in 4 rooms, after variable air volume control system 5 calculates its setting average value,
1 leaving air temp T of air-conditioning box is made, according to the leaving air temp T made, adjusts 1 dynamoelectric water valve aperture of air-conditioning box；
When calculating setting average value be higher than certain value (such as 25 degree), only by adjusting 1 dynamoelectric water valve aperture of air-conditioning box can not
When meeting corresponding leaving air temp demand, variable air volume system adjusts boiler or heat pump leaving water temperature, improves its leaving water temperature (such as from 45
Degree is raised to 48 degree), to increase the water temperature into air-conditioning box 1, meet its high leaving air temp requirement.
Claims (6)
1. a kind of a wide range of separately adjustable variable air volume system of terminal temperature characterized by comprising air-conditioning box connection one is total
Air supply tube, a total backwind tube, the air-conditioning box connect a Cooling and Heat Source unit by air-conditioning water inlet pipe, air-conditioning return pipe；It is described total
Multiple dispensing air hoses are installed on air supply tube；It is also communicated with discharge pipe on the dispensing air hose, further includes multiple and the dispensing
The matched temperature sensor of air hose；The temperature sensor obtains the temperature data of the dispensing air hose region；The temperature
It spends sensor and connects a variable air volume control system；The variable air volume control system connects the control module of the Cooling and Heat Source unit.
2. a wide range of separately adjustable variable air volume system of terminal temperature according to claim 1, which is characterized in that the sky
It recalls to and an electric flow control valve is installed on water pipe, the electric flow control valve connects the variable air volume control system.
3. a wide range of separately adjustable variable air volume system of terminal temperature according to claim 1, which is characterized in that described point
End air quantity adjusting mechanism is installed on air supply tube.
4. a wide range of separately adjustable variable air volume system of terminal temperature according to claim 1, which is characterized in that the sky
Adjust case that there is fan frequency conversion system.
5. a wide range of separately adjustable variable air volume system of terminal temperature according to claim 1, which is characterized in that described cold
Heat source unit includes: air conditioner cold water unit, the Cooling and Heat Source unit further include: boiler or heat pump unit.
6. a wide range of separately adjustable variable air volume system of terminal temperature according to claim 1, which is characterized in that the change
Air quantity control system includes: temperature computation module, output water temperature control module；The temperature computation module connects the temperature and passes
Sensor；The output water temperature control module connects the control module of the Cooling and Heat Source unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820821006.9U CN208832600U (en) | 2018-05-30 | 2018-05-30 | The a wide range of separately adjustable variable air volume system of terminal temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820821006.9U CN208832600U (en) | 2018-05-30 | 2018-05-30 | The a wide range of separately adjustable variable air volume system of terminal temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208832600U true CN208832600U (en) | 2019-05-07 |
Family
ID=66304877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820821006.9U Expired - Fee Related CN208832600U (en) | 2018-05-30 | 2018-05-30 | The a wide range of separately adjustable variable air volume system of terminal temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208832600U (en) |
-
2018
- 2018-05-30 CN CN201820821006.9U patent/CN208832600U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190507 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |