CN208253823U - Wind power ganged control device applied to subway ventilation air-conditioning system - Google Patents
Wind power ganged control device applied to subway ventilation air-conditioning system Download PDFInfo
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- CN208253823U CN208253823U CN201721847852.XU CN201721847852U CN208253823U CN 208253823 U CN208253823 U CN 208253823U CN 201721847852 U CN201721847852 U CN 201721847852U CN 208253823 U CN208253823 U CN 208253823U
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- temperature sensor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model discloses a kind of wind power ganged control devices applied to subway ventilation air-conditioning system, including water supply device, air supply device and surface air cooler；Water supply device is connect by water inlet pipe and return pipe with surface air cooler, and air supply device is connect by air hose with surface air cooler.PLC controller is connect with water inlet pipe temperature sensor, return pipe temperature sensor, flow sensor and air flow sensor connection；Water inlet pipe temperature sensor, return pipe temperature sensor, flow sensor and air flow sensor are close to surface air cooler setting.The wind power ganged control device applied to subway ventilation air-conditioning system in the utility model, what is measured is the cooling capacity of surface air cooler, reduce the influence of external environment variation, simultaneously, data collected are all instant data, all control is all real-time control, in the case where reaching same effect, realizes that the total energy consumption of unit cooling capacity is minimum.
Description
Technical field
The utility model relates to air-conditioner control system technical fields, more particularly to one kind to be applied to subway ventilation air-conditioning system
Wind power ganged control device.
Background technique
Subway has become essential a kind of traffic in urban track traffic, have safety, on schedule, fast, relax
Suitable, environmental protection feature, can be realized huge freight volume, with the superiority that any vehicles in ground are incomparable.Due to ground
The flow of the people of iron website is big, and space is big, and builds in underground, it is therefore desirable to ventilation and air conditioning system be arranged.And existing ground Tie Tong
Wind air-conditioning system, wind system and water system are isolated operations, and there is no organically combine wind system and water system, link and control
System, causes the waste of the energy.Subway ventilation air-conditioning system is unlike the ventilation and air conditioning system in general commercial building, subway
The installed capacity of tail-end blower fan is often suitable with water pump, even more greatly, so, the energy optimization of water system and wind system is joined
Control has very important significance in subway central air conditioner energy conservation.
Utility model content
To solve in the prior art, wind system existing for subway ventilation air-conditioning system and water system isolated operation do not join
The technical issues of moving control, leading to energy waste, the technical solution of the utility model is as follows:
The wind power ganged control device applied to subway ventilation air-conditioning system in the utility model, including water supply device,
Air supply device and surface air cooler；The water supply device is connect by water inlet pipe and return pipe with the surface air cooler, the air supply device
It is connect by air hose with surface air cooler.
In a preferred embodiment, the water supply device includes water pump, cold and water system solenoid valve；The water
The water inlet of pump is connect with the water outlet of the cold, and the water outlet of the water pump is connected to the water inlet pipe, the cold
Water inlet is connected to the return pipe, and the water system solenoid valve is set in the water inlet pipe.
In a preferred embodiment, including pump variable frequency device and pump power meter；The pump variable frequency device and institute
Pump power meter is stated to connect with the water pump.
In a preferred embodiment, the air supply device includes blower, fan frequency converter, power of fan meter and wind
System solenoid valve；The air outlet of the blower is connected to the air hose, the fan frequency converter and the power of fan meter with
The blower connection, the wind system solenoid valve are set in the air hose.
In a preferred embodiment, including PLC controller, water inlet pipe temperature sensor, return pipe temperature sensing
Device, flow sensor；The water inlet pipe temperature sensor is set to the water inlet pipe outer wall, and the return pipe temperature sensor is set
It is placed in the return water pipe outer wall, the flow sensor is set in the water inlet pipe or in outlet pipe, the water inlet tube temperature
Degree sensor, return pipe temperature sensor, flow sensor are close to the surface air cooler, the PLC controller and the water inlet
Pipe temperature sensor, return pipe temperature sensor and flow sensor connection.
In a preferred embodiment, PLC controller also with pump power meter, pump variable frequency device, fan frequency converter,
Power of fan meter, water system solenoid valve and the connection of wind system solenoid valve.
The wind power ganged control device applied to subway ventilation air-conditioning system in the utility model, with prior art phase
Than, it has the advantage that:
The wind power ganged control device applied to subway ventilation air-conditioning system in the utility model, in water inlet pipe and return water
Water inlet pipe temperature sensor, return pipe temperature sensor and flow sensor are provided on pipe, what three kinds of sensors were respectively provided with leans on
At nearly surface air cooler, measurement be surface air cooler cooling capacity.This benefit one is the reduction of the influence by environmental change, second is that directly
Measurement cooling capacity can more embody the function of this chilled water system and air-conditioning system, the two systematic influence environment temperatures are exactly cold
Amount, and it is cooling capacity that we are measured directly, it is basic to be cut directly into.Moreover, the utility model data collected are all instant numbers
According to all control is all real-time control, in the case where reaching same effect, realizes that the total energy consumption of unit cooling capacity is minimum.
Detailed description of the invention
Fig. 1 is the structural representation in the utility model applied to the wind power ganged control device of subway ventilation air-conditioning system
Figure.
Specific embodiment
Below in conjunction with the attached drawing of the utility model, the technical solution of the utility model is clearly and completely described.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, fall within the protection scope of the utility model.
As shown in Figure 1, the wind power ganged control device applied to subway ventilation air-conditioning system of the utility model, including supply
Water installations, air supply device and surface air cooler 1；Water supply device is connect by water inlet pipe and return pipe with surface air cooler 1, and air supply device passes through
Air hose is connect with surface air cooler 1.
Water supply device includes water pump 2, cold 3 and water system solenoid valve 4；The water inlet of water pump 2 and the water outlet of cold 3 connect
Connect, the water outlet of water pump 2 is connected to water inlet pipe, and the water inlet of cold 3 is connected to return pipe, water system solenoid valve 4 be set into
In water pipe.It further include pump variable frequency device 6 and pump power meter 5；Pump variable frequency device 6 and pump power meter 5 are connect with water pump 2.
The ACS880 of the model ABB of pump variable frequency device 6 in implementation project, the model of pump power meter 5 receive general PM9840 electricity ginseng
Measuring instrument.Projects should be according to respective demand, using distinct device.
Air supply device includes blower 7, fan frequency converter 8, power of fan meter 9 and wind system solenoid valve 10；The outlet air of blower 7
Mouth is connected to air hose, and fan frequency converter 8 and power of fan meter 9 are connect with blower 7, and wind system solenoid valve 10 is set to air hose
In.In the ACS880 for the model ABB for implementing project apoplexy machine frequency converter 8, the model of power of fan meter 9 receives general PM9840 electricity
Join measuring instrument.Projects should be according to respective demand, using distinct device.
For the intelligent control for realizing above-mentioned apparatus, the utility model further includes PLC controller 11, water inlet pipe temperature sensor
13, return pipe temperature sensor 12, flow sensor 14；Water inlet pipe temperature sensor 13 is set into water pipe outer wall, return pipe
Temperature sensor 12 is set to return water pipe outer wall, and flow sensor 14 is set in water inlet pipe or in outlet pipe, tube temperature of intaking
Degree sensor 13, return pipe temperature sensor 12, flow sensor 14 are close to surface air cooler 1, PLC controller 11 and water inlet tube temperature
Sensor 13, return pipe temperature sensor 12 and flow sensor 14 is spent to connect；Wherein PLC controller 11 also with pump power meter
5, pump variable frequency device 6, fan frequency converter 8, power of fan meter 9, water system solenoid valve 4 and wind system solenoid valve 10 connect.In reality
Apply the model Siemens temperature sensor QAE2121.010 of water inlet pipe temperature sensor 13 in project, return pipe temperature sensing
The model Siemens temperature sensor QAE2121.010 of device 12, the model Siemens flow sensor of flow sensor 14
QVE1900.Projects should be according to respective demand, using distinct device.
When subway ventilation air-conditioning system in the utility model works, PLC controller 11 is received to be passed from water inlet pipe temperature
Sensor 13, return pipe temperature sensor 12, flow sensor 14, pump power meter 5, pump variable frequency device 6, fan frequency converter 8, wind
The information that machine power meter 9 acquires, according to the control process control water system solenoid valve 4 and wind system set in PLC controller 11
Solenoid valve 10 opens or closes, and adjusts energy-provision way used by subway ventilation air-conditioning system in real time to realize, makes it
It consumes minimum.
Specific control method are as follows:
Step 1, by surface air cooler electric two-way valve standard-sized sheet, adjust water pump frequency, make the flow wind by wind cabinet surface air cooler
Cabinet at full capacity when metered flow, draw the frequency of blower and the curve of the every standard ton of power；
Step 1.1, by surface air cooler electric two-way valve standard-sized sheet, adjust water pump frequency, make the flow by wind cabinet surface air cooler
Wind cabinet at full capacity when metered flow；
Step 1.2, the frequency for adjusting blower observe the cooling capacity of power of fan meter and surface air cooler, calculate the frequency of blowing machine
With the curve of the every standard ton of power；The cooling capacity calculating of surface air cooler when wherein blower works is the return pipe temperature sensing according to acquisition
Device numerical value TIt returns, water inlet pipe temperature sensor numerical value TIntoAnd the water pipe flow sensor numerical value Q by the blowerWaterIt is calculated, counts
It is as follows to calculate formula:
Surface air cooler cooling capacity=the temperature difference × flow × specific heat capacity=(T when blower worksIt returns-TInto)×QWater×CWater。
Wind cabinet fan delivery is adjusted to nominal air delivery at full capacity by step 2, draws the frequency of water pump and the song of the every standard ton of power
Line；
Wind cabinet fan delivery is adjusted to nominal air delivery at full capacity by step 2.1；
Step 2.2, the frequency for adjusting water pump observe the cooling capacity of pump power meter and surface air cooler, calculate the frequency of water outlet pump
With the curve of the every standard ton of power；Wherein the cooling capacity calculating of surface air cooler when pump working is the return pipe temperature sensing according to acquisition
Device numerical value TIt returns, water inlet pipe temperature sensor numerical value TIntoAnd the water pipe flow sensor numerical value Q by the blowerWaterIt is calculated, counts
It is as follows to calculate formula:
Surface air cooler cooling capacity=the temperature difference × flow × specific heat capacity=(T when pump workingIt returns-TInto)×QWater×CWater。
Step 3 finds in step 1 apoplexy unit frequency and the every standard ton curve of power and step 2 water pump frequency and power per cold
The intersection point K of ton curve；
Step 4, PLC controller determine to open blower or water pump, so that power consumption according to the intersection point K in frequency and step 3
It is minimum.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (6)
1. being applied to the wind power ganged control device of subway ventilation air-conditioning system, which is characterized in that filled including water supply device, air feed
It sets and surface air cooler；The water supply device is connect by water inlet pipe and return pipe with the surface air cooler, and the air supply device passes through wind
Pipe is connect with surface air cooler.
2. the wind power ganged control device according to claim 1 applied to subway ventilation air-conditioning system, which is characterized in that
The water supply device includes water pump, cold and water system solenoid valve；The water inlet of the water pump and the water outlet of the cold connect
It connects, the water outlet of the water pump is connected to the water inlet pipe, and the water inlet of the cold is connected to the return pipe, the water system
System solenoid valve is set in the water inlet pipe.
3. the wind power ganged control device according to claim 2 applied to subway ventilation air-conditioning system, which is characterized in that
Including pump variable frequency device and pump power meter；The pump variable frequency device and the pump power meter are connect with the water pump.
4. the wind power ganged control device according to claim 3 applied to subway ventilation air-conditioning system, which is characterized in that
The air supply device includes blower, fan frequency converter, power of fan meter and wind system solenoid valve；The air outlet of the blower and institute
Air hose connection is stated, the fan frequency converter and the power of fan meter are connect with the blower, and the wind system solenoid valve is set
It is placed in the air hose.
5. the wind power ganged control device according to claim 4 applied to subway ventilation air-conditioning system, which is characterized in that
Including PLC controller, water inlet pipe temperature sensor, return pipe temperature sensor, flow sensor；The water inlet pipe temperature sensing
Device is set to the water inlet pipe outer wall, and the return pipe temperature sensor is set to the return water pipe outer wall, the flow sensing
Device is set in the water inlet pipe or in outlet pipe, and the water inlet pipe temperature sensor, return pipe temperature sensor, flow pass
Sensor is close to the surface air cooler, the PLC controller and the water inlet pipe temperature sensor, return pipe temperature sensor and stream
Quantity sensor connection.
6. the wind power ganged control device according to claim 5 applied to subway ventilation air-conditioning system, which is characterized in that
PLC controller also with pump power meter, pump variable frequency device, fan frequency converter, power of fan meter, water system solenoid valve and wind system
Solenoid valve connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721847852.XU CN208253823U (en) | 2017-12-26 | 2017-12-26 | Wind power ganged control device applied to subway ventilation air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721847852.XU CN208253823U (en) | 2017-12-26 | 2017-12-26 | Wind power ganged control device applied to subway ventilation air-conditioning system |
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| Publication Number | Publication Date |
|---|---|
| CN208253823U true CN208253823U (en) | 2018-12-18 |
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| CN201721847852.XU Active CN208253823U (en) | 2017-12-26 | 2017-12-26 | Wind power ganged control device applied to subway ventilation air-conditioning system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940648A (en) * | 2017-12-26 | 2018-04-20 | 江苏定能电子技术有限公司 | Wind power ganged control device and control method applied to subway ventilation air-conditioning system |
| CN111301459A (en) * | 2020-02-27 | 2020-06-19 | 广东汉维科技有限公司 | Energy-saving control system and method for subway environmental control system |
| CN111694388A (en) * | 2020-05-06 | 2020-09-22 | 广州地铁设计研究院股份有限公司 | Intelligent subway monitoring system and control method |
-
2017
- 2017-12-26 CN CN201721847852.XU patent/CN208253823U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940648A (en) * | 2017-12-26 | 2018-04-20 | 江苏定能电子技术有限公司 | Wind power ganged control device and control method applied to subway ventilation air-conditioning system |
| CN111301459A (en) * | 2020-02-27 | 2020-06-19 | 广东汉维科技有限公司 | Energy-saving control system and method for subway environmental control system |
| CN111301459B (en) * | 2020-02-27 | 2022-03-29 | 广东汉维科技有限公司 | Energy-saving control system and method for subway environmental control system |
| CN111694388A (en) * | 2020-05-06 | 2020-09-22 | 广州地铁设计研究院股份有限公司 | Intelligent subway monitoring system and control method |
| CN111694388B (en) * | 2020-05-06 | 2021-11-23 | 广州地铁设计研究院股份有限公司 | Intelligent subway monitoring system and control method |
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