CN103673215A - Automatic control device of building air conditioning system - Google Patents
Automatic control device of building air conditioning system Download PDFInfo
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- CN103673215A CN103673215A CN201210342882.0A CN201210342882A CN103673215A CN 103673215 A CN103673215 A CN 103673215A CN 201210342882 A CN201210342882 A CN 201210342882A CN 103673215 A CN103673215 A CN 103673215A
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Abstract
The invention relates to an automatic control device of a building air conditioning system. The automatic control device of the building air conditioning system comprises a plurality of sensors, a plurality of controllers, a plurality of valve actuators, a plurality of interlock detecting devices and a server, wherein each controller can be connected with the sensors, the valve actuators and the interlock detecting devices at the same time, and the server is connected with the controllers. The automatic control device of the building air conditioning system has the advantages that indoor constant temperature and humidity, zone control and automatic alarm are achieved and ideal positive or negative pressure is obtained.
Description
Technical field
The invention belongs to electronic information technical field, relate to a kind of automaton of building air-conditioner system.
Background technology
In today of Information technology high speed development, the generalized information management of hospital and delivery system are being brought into play increasing effect, and an integrated important component part that has become comprehensive hospital information management system of intelligent control system, particularly the air-conditioning of hospital is owing to relating to the patient's of hospital safety, its automation is controlled and is even more important, but Hospitals at Present air-conditioning system exists following problem:
1. air quality cannot guarantee: because hospital is the place that various bacteriums, pathogen cross, thus very high for air quality requirement, comprise resh air requirement, rate of ventilation, cleanliness factor etc.But with regard to general air-conditioning system, cannot automatically complete this some work, if simple, only by manpower, regulate not only waste of manpower but also inaccuracy.
2. cannot realize constant temperature and humidity: hospital generally adopts the preferential principle of humidity when Temperature and Humidity Control now, because after deliberation, when relative humidity 50%, dead after bacterium swims 10 minutes, but when relative humidity is higher or on the low side, after 2 hours, most of bacterium still survives.Therefore in hospital, all can keep the constant temperature and humidity state of relative humidity 50%, but common air-conditioning unit cannot be realized this part and monitors accurately and control.
3. subregion is controlled and cannot be realized: due to the service time of all departments of hospital, and to humiture, cleanliness factor require different, so air-conditioning system also requires subregion setting and control.In saving the angle of the energy, consider especially, Ge Jia hospital especially payes attention to the independent of each room (space) and controls and regulate.This is also that common air-conditioning unit is difficult to realize.
4. cannot realize fault alarm: because air-conditioning unit cannot automatic alarm, therefore a lot of faults are settled and be can not get processing timely, have affected daily use.
5. cannot realize positive and negative pressure in hospital: the part occasion of hospital has the requirement of malleation or negative pressure, have the requirement of malleation as operating room, ICU, infected area requires negative pressure, only has the dynamic change that adopts automatic building control system guarantee pressure.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the object of this invention is to provide a kind of automaton of building air-conditioner system, can realize the requirement of constant indoor temperature constant humidity, subregion control, automatic alarm and desirable positive/negative-pressure.
To achieve these goals, the present invention adopts as lower device: a kind of automaton of building air-conditioner system, it comprises some sensors, some controllers, server, some valve actuators, some interlocking checkout gears, wherein, each controller can connect a plurality of sensors, a plurality of valve actuator and a plurality of interlocking checkout gear simultaneously, and server is connected with described some controllers.
Described sensor comprises Temperature Humidity Sensor, carbon dioxide sensor or differential pressure pickup.
Described controller is PXC controller, and described controller comprises 16 or 24 input/output ports.
Described device also comprises some warning devices, and described warning device is connected with server.
Described warning device is sound or light crossing-signal.
The invention has the beneficial effects as follows: by warm and humid data acquisition, realize constant temperature and humidity and control; By different controllers are programmed, realize subregion and control; By to failure monitoring, realize automatic alarm; By the control to resh air requirement and exhaust air rate, realize the control of intraventricular pressure.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, a kind of specific embodiment of the present invention is explained.
Referring to Fig. 1, the present invention relates to a kind of automaton of building air-conditioner system, it comprises sensor, controller, server, valve actuator, interlocking checkout gear.
Wherein, sensor can comprise Temperature Humidity Sensor, carbon dioxide sensor, differential pressure pickup, wherein Temperature Humidity Sensor can detect the temperature and humidity in room, and be sent to by temperature and humidity being detected the controller being connected with sensor, differential pressure pickup can detect airborne pressure, and the control for follow-up malleation and negative pressure provides data thus, and carbon dioxide sensor can detect airborne carbon dioxide content, the sensor can comprise a plurality of, is distributed in different rooms.
Automatic interlocking device detects the switch of ward automatically-controlled door, when automatically-controlled door being detected and open or close, according to door magnetic signal controller by-pass valve control actuator, regulates blower fan start and stop to guarantee the pressure balance in room.If automatically-controlled door is opened for a long time, indoor blast can not reach standard, and PXC controller can send signal to automatically-controlled door and cut out by force, to guarantee the stable of indoor blast.
Valve actuator can comprise the electric control valve etc. that regulates the electric steam valve of humidity, regulates air quantity, and electric steam valve is according to the order of server, and the humidity in conditioning chamber is to the humidity value of expectation, and electric control valve is controlled the size of air quantity.
Controller adopts PXC controller, this controller can adopt 16 or 24 input/output ports, each controller can connect a plurality of sensors, a plurality of automatic interlocking devices, valve actuator, its data that can provide according to sensor are controlled blower fan, realize the temperature and humidity needing, and can realize the stable of indoor blast by automatic interlock mode; According to the detection data that obtain the some positions such as blower fan start and stop, hand/automatic, fault alarm, control warning device simultaneously and carry out automatic alarm, PXC controller can arrange a plurality of, and programme as required respectively, thereby realize each lesion, each ward subregion is controlled, realize the partitioned mode that common air-conditioning unit cannot be realized, a plurality of controllers carry out communication with server and are connected.
Server can adopt known server, has management software, manages the running status of all controllers, and receives the data of controller.
Air quantity regulative mode of the present invention is as follows: by adjusting the frequency of frequency converter, thereby regulate air circulation; The unit of not establishing frequency converter can regulate air circulation by changing the aperture of air returning valve; Or with machinery, determine air quantity valve and realize the air-supply of permanent wind amount.
The control mode of indoor positive pressure of the present invention is as follows: with machinery, determine air quantity valve and set up resh air requirement and exhaust air rate, when nothing is determined air quantity valve, first by control valve controller, control the ratio of new air valve and return air valve open degree, reach the desired resh air requirement of design; Pass through to regulate again the valve regulated device of Ward exhaust blower, thereby obtain the required malleation of Ward; In addition the automatically-controlled door of the exhaust blower in Ward and air-conditioning unit and Ward interlocking.When automatically-controlled door opens or closes, the door magnetic signal that controller detects according to interlocking checkout gear, automatically regulate blower fan start and stop to guarantee the pressure balance in room, if automatically-controlled door is opened for a long time, differential pressure pickup detects indoor blast can not reach standard, and controller can send signal to automatically-controlled door and cut out by force, to guarantee the stable of indoor blast, when air-conditioning unit full blast amount operation and automatically-controlled door are closed, exhaust blower starts; When air conditioner full blast amount operation and automatically-controlled door while opening, exhaust blower stops, thereby makes up Yin Kaimen to greatest extent and the loss of the Ward malleation that causes.
Above an example of the present invention is had been described in detail, but described content is only preferred embodiment of the present invention, can not be considered to for limiting practical range of the present invention.All equalization variations of doing according to the present patent application scope and improvement etc., within all should still belonging to patent covering scope of the present invention.
Claims (5)
1. the automaton of a building air-conditioner system, it comprises some sensors, some controllers, some valve actuators, some interlocking checkout gears, server, wherein, each controller can connect a plurality of sensors, a plurality of valve actuator and a plurality of interlocking checkout gear simultaneously, and server is connected with described some controllers.
2. device according to claim 1, is characterized in that: described sensor comprises Temperature Humidity Sensor, carbon dioxide sensor or differential pressure pickup.
3. device according to claim 1, is characterized in that: described controller is PXC controller, and described controller comprises 16 or 24 input/output ports.
4. device according to claim 1, is characterized in that: described device also comprises some warning devices, and described warning device is connected with server.
5. device according to claim 4, is characterized in that: described warning device is sound or light crossing-signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210342882.0A CN103673215A (en) | 2012-09-14 | 2012-09-14 | Automatic control device of building air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210342882.0A CN103673215A (en) | 2012-09-14 | 2012-09-14 | Automatic control device of building air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103673215A true CN103673215A (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210342882.0A Pending CN103673215A (en) | 2012-09-14 | 2012-09-14 | Automatic control device of building air conditioning system |
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| CN (1) | CN103673215A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900187A (en) * | 2014-04-11 | 2014-07-02 | 张家港欣阳化纤有限公司 | Circulation automatic air feeding and returning device for spinning polyester filaments |
| CN105180356A (en) * | 2015-08-28 | 2015-12-23 | 深圳市尚荣医疗股份有限公司 | Fresh air volume and air quality management system for operation room, and adjustment method thereof |
| CN108344076A (en) * | 2018-02-01 | 2018-07-31 | 上海风神环境设备工程有限公司 | Isolation ward air-intaking box |
| CN111076335A (en) * | 2019-12-23 | 2020-04-28 | 天津市海河医院 | Negative pressure isolation ward fresh air system and debugging method thereof |
| CN114234331A (en) * | 2020-09-09 | 2022-03-25 | 大金工业株式会社 | Ventilation system and linkage control method thereof |
-
2012
- 2012-09-14 CN CN201210342882.0A patent/CN103673215A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900187A (en) * | 2014-04-11 | 2014-07-02 | 张家港欣阳化纤有限公司 | Circulation automatic air feeding and returning device for spinning polyester filaments |
| CN105180356A (en) * | 2015-08-28 | 2015-12-23 | 深圳市尚荣医疗股份有限公司 | Fresh air volume and air quality management system for operation room, and adjustment method thereof |
| CN105180356B (en) * | 2015-08-28 | 2018-03-20 | 深圳市尚荣医疗股份有限公司 | Operating room resh air requirement and air quality management system and its adjusting method |
| CN108344076A (en) * | 2018-02-01 | 2018-07-31 | 上海风神环境设备工程有限公司 | Isolation ward air-intaking box |
| CN111076335A (en) * | 2019-12-23 | 2020-04-28 | 天津市海河医院 | Negative pressure isolation ward fresh air system and debugging method thereof |
| CN111076335B (en) * | 2019-12-23 | 2022-02-15 | 天津市海河医院 | Negative pressure isolation ward fresh air system and debugging method thereof |
| CN114234331A (en) * | 2020-09-09 | 2022-03-25 | 大金工业株式会社 | Ventilation system and linkage control method thereof |
| CN114234331B (en) * | 2020-09-09 | 2023-07-21 | 大金工业株式会社 | Ventilation system and linkage control method thereof |
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Application publication date: 20140326 |