CN207196828U - Hospital's fan coil system fault monitoring device and system - Google Patents

Hospital's fan coil system fault monitoring device and system Download PDF

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Publication number
CN207196828U
CN207196828U CN201720800791.5U CN201720800791U CN207196828U CN 207196828 U CN207196828 U CN 207196828U CN 201720800791 U CN201720800791 U CN 201720800791U CN 207196828 U CN207196828 U CN 207196828U
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CN
China
Prior art keywords
fan coil
temperature
fan
control signal
data
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Expired - Fee Related
Application number
CN201720800791.5U
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Chinese (zh)
Inventor
薛雪
孙天
袁宜峰
匡付华
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Shenzhen Das Intellitech Co Ltd
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Shenzhen Das Intellitech Co Ltd
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Priority to CN201720800791.5U priority Critical patent/CN207196828U/en
Application granted granted Critical
Publication of CN207196828U publication Critical patent/CN207196828U/en
Expired - Fee Related legal-status Critical Current
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Abstract

A kind of hospital's fan coil system fault monitoring device and system are the utility model is related to, the fault monitoring device includes:For the multiple sensors for the ambient parameter information for monitoring fan coil in real time;Electrically operated valve, is arranged in chilled water return pipe and is used to adjust chilled-water flow, and the aperture for being used for detecting electrically operated valve in real time is provided with it and produces the first detection module of the first feedback signal;Breeze fan, it is arranged in fan coil ajutage to convey fresh air, is provided with it and is used to detect breeze fan running status in real time and produces the second detection module of the second feedback signal;Master controller, it is connected respectively with multiple sensors, first detection module, the second detection module, for receiving ambient parameter information, the first feedback signal and the second feedback signal, and corresponding control signal is produced based at least one of ambient parameter information, the first feedback signal and second feedback signal, to trigger fault alarm.This programme can in real time monitor and trigger fault alarm.

Description

Hospital's fan coil system fault monitoring device and system
Technical field
Hospital central air-conditioning field is the utility model is related to, more specifically to a kind of event of hospital's fan coil system Hinder monitoring device and system.
Background technology
Existing hospital central air-conditioning field, it is especially applicable to hospital clinic and waits to see the doctor the fortune of the fan coil in region The influence of area of space temperature of the row for being serviced is particularly important.
If traditional fan coil system breaks down, either regularly inspection is complained typically by onsite user It could find, this mode often lacks ageing so that indoor air ambient timely can not be adjusted and improved, greatly The big air conditioning comfortableness that have impact in area of space, and the significant wastage of the energy and resource may also be therefore caused, drop significantly The efficiency of low latitude adjusting system.
In addition, traditional detection mode can only perform at the scene, the running status of fan coil can not only be carried out real When monitor, remote control can not be realized.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided a kind of hospital's wind Machine coil system fault monitoring device and system.
Technical scheme is used by the utility model solves its technical problem:Construct a kind of hospital's fan coil system event Hinder monitoring device, including:
For the multiple sensors for the ambient parameter information for monitoring fan coil in real time;
Electrically operated valve, it is arranged in chilled water return pipe and is used to adjust chilled-water flow, and is provided with the electrically operated valve For detecting the aperture of electrically operated valve in real time and producing the first detection module of the first feedback signal;
Breeze fan, it is arranged in fan coil ajutage to convey fresh air, and is provided with and is used in fact in the breeze fan When detect breeze fan running status and produce the second feedback signal the second detection module;
Master controller, it is connected respectively with the multiple sensor, the first detection module, second detection module, For receiving the ambient parameter information, first feedback signal and second feedback signal, and it is based on the environment At least one of parameter information, first feedback signal and described second feedback signal produce corresponding control signal, with Trigger fault alarm.
Preferably, the multiple sensor includes the first temperature sensor, second temperature sensor, relative humidity sensor And gas concentration lwevel sensor.
Preferably, at the air-supply for the surface cooler that first temperature sensor is arranged on the fan coil, for real-time Monitor the temperature at the air-supply of the surface cooler and export the first temperature data to the master controller.
Preferably, first temperature sensor is infrared temperature sensor.
Preferably, the second temperature sensor, the relative humidity sensor and gas concentration lwevel sensing Device is separately positioned at the fan coil return air, is respectively used to monitor temperature at the fan coil return air, relative in real time Humidity and gas concentration lwevel simultaneously export second temperature data, relative humidity data and dense carbon dioxide degrees of data.
Preferably, the control signal includes power failure alarm control signal, network failure alarm control signal and wind Machine fault alarm control signal, freezing valve fault alarm control signal, fresh air transmission failure alarm control signal and freezing Water send water abnormal alarm control signal.
Preferably, the master controller includes:
Main control unit, the main control unit is according to first temperature data, relative humidity data, the dense carbon dioxide number of degrees According to, second temperature data, the first feedback signal and the second feedback signal produce the power failure alarm control signal;Or
Obtained according to the second temperature data, relative humidity data, dense carbon dioxide degrees of data and the first temperature data Second temperature rate of change, relative humidity variations rate, changes of concentrations of carbon dioxide rate and the first rate of temperature change are obtained, and is based on institute State described in second temperature rate of change, relative humidity variations rate, changes of concentrations of carbon dioxide rate and the generation of the first rate of temperature change Network failure alarm control signal;Or
Fan trouble alarm control signal or root are produced according to the second temperature rate of change and relative humidity variations rate The fan trouble alarm control signal is produced according to second feedback signal.
Preferably, the master controller also includes:
It is connected with the main control unit, the electric power of power failure alarm is performed according to the power failure alarm control signal Fault alarm module;
It is connected with the main control unit, the network of network failure alarm is performed according to the network failure alarm control signal Fault alarm module;
It is connected with the main control unit, the blower fan of fan trouble alarm is performed according to the fan trouble alarm control signal Fault alarm module.
Preferably, the master controller also includes being connected with the main control unit, for the master controller and remote monitoring Terminal enters the communication module of row data communication.
The utility model also provides a kind of hospital's fan coil system fault monitoring system, including remote monitoring terminal, with And hospital as described above fan coil system fault monitoring device, the remote monitoring terminal are connected with the master controller, And enter row data communication with the master controller.
Implement hospital's fan coil system fault monitoring device of the present utility model, have the advantages that:This programme By receiving data and the coherent signal that each sensor and execution unit feed back, the reality to fan coil system running status is realized When monitor, and fault pre-alarming is realized to trigger fault alarm based on the data monitored or the corresponding control signal of signal output, And then fan coil system is safeguarded in time, so that indoor air environment keeps comfortable, while avoid the energy and resource wave Take, lift the efficiency of air-conditioning system.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is a kind of structure of hospital's fan coil system fault monitoring device first embodiment provided by the utility model Schematic diagram;
Fig. 2 is a kind of structure of hospital's fan coil system fault monitoring system first embodiment provided by the utility model Schematic diagram;
Fig. 3 is the logic diagram of master controller of the present utility model.
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, it is detailed now to compare accompanying drawing Illustrate specific embodiment of the present utility model.
Fig. 1 is a kind of structure of hospital's fan coil system fault monitoring device first embodiment provided by the utility model Schematic diagram, as shown in figure 1, hospital's fan coil system fault monitoring device that the embodiment is provided can be applied to hospital outpatient Portion waits to see the doctor region, mainly can be by the signal that is fed back installed in each sensor and execution unit of fan coil, and by backstage Real-time reception and monitoring are carried out, the running status of fan coil system is judged according to the signal of the feedback received, is had in advance The fan coil that the examination of effect will appear from failure or break down, and the reason for prejudge failure, and then it is former according to failure Because making corresponding fault alarm, advance notice administrative staff solve fan coil failure according to alarm, have ensured blower fan in time The safe and reliable and efficient operation of coil system, final realization timely respond to the energy-conservation of user's air-conditioning thermal comfort demand Purpose.
Specifically, in this embodiment, hospital's fan coil system fault monitoring device of the present utility model includes master control Device 13, multiple sensors 10, electrically operated valve 11 and breeze fan 12 processed.Multiple sensors 10 include the first temperature sensor 101st, second temperature sensor 102, relative humidity sensor 103 and gas concentration lwevel sensor 104, need to illustrate herein , the first temperature sensor 10 is infrared temperature sensor.
In this embodiment, multiple sensors 10 are used for the ambient parameter information for monitoring fan coil in real time.Alternatively, it is more Individual sensor 10 includes the first temperature sensor 101, second temperature sensor 102, relative humidity sensor 103 and titanium dioxide Concentration of carbon sensor 104.Herein it should be noted that the first temperature sensor 101 is arranged on the surface cooler 14 of fan coil It is connected at air-supply and with master controller 13, the temperature at air-supply for monitoring surface cooler 14 in real time simultaneously exports the first temperature data To master controller 13.Alternatively, the infrared of such as model MIK-AL-10 or SIN-AL may be selected in the first temperature sensor 101 Line temperature sensor, in fan coil running, measuring the sky at the air-supply of surface cooler 14 in fan coil in real time Temperature degree.It is to be appreciated that the data collection interval of the first temperature sensor 101 may be configured as 1 minute, 2 minutes, 5 points Clock etc., it can specifically be selected by practical application, the utility model is not especially limited.
In this embodiment, second temperature sensor 102 is arranged at fan coil time and is connected with master controller 13, For monitoring the temperature at fan coil return air in real time and exporting second temperature data to master controller 13.Alternatively, the second temperature Degree sensor 102 is arranged in fan coil backwind tube.Second temperature sensor 102 can be selected and the first temperature sensor 101 Identical temperature sensor, different temperature sensors also can be selected, for example, routine can be selected in second temperature sensor 102 Air temperature sensor, such as model QAD or QAP air temperature sensor.It is to be appreciated that second temperature sensor 102 Data collection interval may be configured as 1 minute, 2 minutes, 5 minutes etc., can specifically be selected by practical application, this practicality It is new to be not especially limited.
In this embodiment, relative humidity sensor 103 is arranged at fan coil return air, for monitoring fan unit in real time Relative humidity at pipe return air simultaneously exports relative humidity data.Further, relative humidity sensor 103 specifically may be provided at wind In machine coil pipe backwind tube, and in the horizontal direction of backwind tube, for the coverage of air-conditioning system, as shown in figure 1, phase The right side of second temperature sensor 102 is arranged on to humidity sensor 103, i.e., close to backwind tube air inlet end, and away from service Device region.Certainly, relative humidity sensor 103 may also be arranged on the left side of second temperature sensor 102, i.e. relative humidity senses Device 103 can be provided close to server zone, and positioned at the junction of backwind tube air inlet and server zone.Alternatively, relatively Model HE410N or MSRC can be selected in humidity sensor 103, it is possible to understand that ground, relative humidity sensor of the present utility model 103 can also select other models according to actual items demand, and that is not required for the utility model.
In this embodiment, gas concentration lwevel sensor 104 be arranged at fan coil return air and with master controller 13 Connection, for monitoring the gas concentration lwevel at fan coil return air in real time and exporting dense carbon dioxide degrees of data to master controller 13.As shown in figure 1, in this embodiment, gas concentration lwevel sensor 104 is arranged on the right side of relative humidity sensor 103 Side.It is to be appreciated that second temperature sensor 102 of the present utility model, relative humidity sensor 103 and gas concentration lwevel The position of sensor 104 can arbitrarily adjust, however it is not limited to the position shown in Fig. 1.Alternatively, gas concentration lwevel sensor 104 Model AirRadio A1 gas concentration lwevel sensor 104 can be selected, can also select its alloytype according to the actual requirements certainly Number.
In this embodiment, electrically operated valve 11, which is arranged in chilled water return pipe, is used to adjust chilled-water flow.It is in addition, electric First detection module is additionally provided with movable valve 11, wherein, the first detection module is used to detect starting a banquet for electrically operated valve 11 in real time And the first feedback signal is produced to master controller 13.It is to be appreciated that the first feedback signal mainly may include electrically operated valve 11 The opening of running status, such as electrically operated valve 11, simultaneously, aperture, can be real-time by the first feedback signal caused by first detection module Monitor the running situation of electrically operated valve 11.
In this embodiment, breeze fan 12, which is arranged in fan coil ajutage, is used to convey fresh air.In addition, air-supply wind The second detection module is additionally provided with machine 12, second detection module is used to detecting the running status of breeze fan 12 in real time and produces the Two feedback signals are to master controller 13.It is to be appreciated that the second feedback signal mainly may include start and stop or the shelves of breeze fan 12 Position signal etc..
In this embodiment, master controller 13 connects with multiple sensors 10, first detection module, the second detection module respectively Connect, for receiving ambient parameter information, the first feedback signal and the second feedback signal, and based on ambient parameter information, first At least one of feedback signal and the second feedback signal produce corresponding control signal, to trigger fault alarm.Specifically, such as It is preceding described, master controller 13 can respectively with the first temperature sensor 101, second temperature sensor 102, relative humidity sensor 103 and gas concentration lwevel sensor 104 connect, can the first temperature sensor of real-time reception 101 upload the first temperature number Relative humidity data that the second temperature data that are uploaded according to, second temperature sensor 102, relative humidity sensor 103 upload, two The dense carbon dioxide degrees of data that carbonoxide concentration sensor 104 uploads.
Preferably, control signal may include power failure alarm control signal, network failure alarm control in this embodiment Signal and fan trouble alarm control signal processed, freezing valve fault alarm control signal, fresh air transmission failure controlling alarm letter Number and chilled water send water abnormal alarm control signal.In practical application, master controller 13 is according to receiving the first temperature number According to, second temperature data, relative humidity data, dense carbon dioxide degrees of data, the first feedback signal and the second feedback signal enter Row analyzing and processing, the running status of fan coil system is judged according to analysis processing result, and according to the operation judged State produces corresponding fault alarm control signal, and fault alarm corresponding to triggering.
Further, as shown in figure 3, in this embodiment, master controller 13 may include main control unit 1300, power failure Alarm module 1301, network failure alarm module 1302, fan trouble alarm module 1303, wherein, main control unit 1300 is distinguished It is connected with power failure alarm module 1301, network failure alarm module 1302, fan trouble alarm module 1303.Specifically, Main control unit 1300 is according to the first temperature data, relative humidity data, dense carbon dioxide degrees of data, the second temperature number received Analysis judgement is carried out according to, the first feedback signal and the second feedback signal, when the first temperature data, the relative humidity number that are received When according to, the data of dense carbon dioxide degrees of data, second temperature data, the first feedback signal and the second feedback signal being zero, It then can determine whether out that now fan coil system is power failure, and then produce power failure alarm signal and transmit to power failure Alarm module 1301, power failure alarm module 1301 trigger power failure according to power failure alarm signal and alarmed, to remind Administrative staff make corresponding Breakdown Maintenance in time.
Or main control unit 1300 according to received the first temperature data, second temperature data, relative humidity data with And dense carbon dioxide degrees of data calculates each self-corresponding rate of change, you can received data based on last moment and current Moment received data is calculated, and by taking the first rate of temperature change as an example, is specially:(first temperature data at current time- The first temperature data of last moment) rate of temperature change of/time interval=first.Second temperature change can be obtained by that analogy Rate, relative humidity variations rate, changes of concentrations of carbon dioxide rate, further according to the first rate of temperature change, second temperature rate of change, relative Humidity rate of change and changes of concentrations of carbon dioxide rate carry out analysis judgement, when the first rate of temperature change, second temperature rate of change, phase When being zero to humidity rate of change and changes of concentrations of carbon dioxide rate, it can determine whether out that now network communication occurs in fan coil system Failure, and then network failure alarm control signal is produced to network failure alarm module 1302, network failure alarm module 1302 Network failure alarm is triggered according to the network failure alarm control signal, to remind administrative staff to carry out network failure maintenance.
Or main control unit 1300 carries out analysis judgement according to second temperature rate of change and relative humidity variations rate, when When two rate of temperature changes and relative humidity variations rate are zero, it can determine whether out that now fan trouble occurs in fan coil system, enters And fan trouble alarm control signal is produced to fan trouble alarm module 1303, fan trouble alarm module 1303 is according to the wind Machine fault alarm control signal triggering fan trouble alarm, to remind administrative staff to carry out fan trouble maintenance.Or master control list Member 1300 can also carry out analysis judgement according only to the second feedback signal, when abnormal (the i.e. non-zero non-1 conventional report of the second feedback signal Alert state) when, then it can determine whether out that now fan trouble occurs in fan coil system, and then produce fan trouble alarm control signal To fan trouble alarm module 1303, fan trouble alarm module 1303 triggers blower fan according to the fan trouble alarm control signal Fault alarm.
Further, master controller 13 may also include freezing valve fault alarm module 1304, the alarm of fresh air transmission failure Module 1305, chilled water send water abnormal failure alarm module 1306, wherein, freezing valve fault alarm module 1304, fresh air are defeated Fault alarm module 1305 and chilled water is sent to send water abnormal failure alarm module 1306 to be connected with main control unit 1300.
Main control unit 1300 the second temperature data received are judged compared with the second preset temperature higher limit with And judge the relative humidity data received compared with default relative humidity data higher limit, when judging second temperature Data are more than the second preset temperature higher limit and after prefixed time interval is reached, and second temperature is still in propradation, and phase To humidity data also above default relative humidity higher limit and after prefixed time interval is reached, relative humidity is still in rising shape It state, then can determine whether that freezing failsafe valve occurs in blowing machine coil system, and produce freezing valve failure control signal to freezing Failsafe valve alarm module 1304, freezing valve fault alarm module 1304 are triggered cold based on the freezing valve failure control signal Freeze failsafe valve alarm.Or after second temperature data exceed preset temperature lower limit and reach prefixed time interval, the Two temperature then can determine whether that freezing failsafe valve occurs in blowing machine coil system, and produce freezing valve still in state is declined Failure control signal is based on the freezing valve to valve fault alarm module 1304, freezing valve fault alarm module 1304 is freezed Failure control signal triggering freezing valve fault alarm.
Or main control unit 1300 enters the dense carbon dioxide degrees of data received and default gas concentration lwevel higher limit Row multilevel iudge, gas concentration lwevel higher limit is preset and in arrival preset time when judging that dense carbon dioxide degrees of data exceedes Behind interval, gas concentration lwevel then can determine whether that fresh air transmission failure occurs in blowing machine coil system, enter still in propradation And fresh air transmission failure control signal is produced to fresh air transmission failure alarm module 1305, fresh air transmission failure alarm module 1305 The alarm of fresh air transmission failure is triggered according to the fresh air transmission failure control signal, to remind administrative staff to carry out dependent failure dimension Shield.
Or main control unit 1300 sentences the first temperature data received compared with the first preset temperature higher limit Disconnected, when the first temperature data is more than the first preset temperature higher limit, and after prefixed time interval is reached, the first temperature data is still In propradation, then it can determine whether that water delivery temperature of freezing water or Traffic Anomaly occurs in blowing machine coil system, carry out generation freezing Water send water abnormal alarm control signal to chilled water to send water abnormal failure alarm module 1306, and chilled water send water abnormal failure to alarm Module 1306 send water abnormal alarm control signal triggering chilled water to send water abnormal failure according to the chilled water, to remind administrative staff Carry out dependent failure maintenance.
It is to be appreciated that in this embodiment, prefixed time interval may be configured as 1 minute, 2 minutes, 5 minutes or 15 points Clock etc., the length of prefixed time interval can be determined by the control of system.
Preferably, master controller 13 also includes being connected with main control unit 1300, for master controller 13 and remote monitoring terminal Enter the communication module of row data communication.
As shown in Fig. 2 the utility model additionally provides a kind of hospital's fan coil system fault monitoring system, in the implementation In example, hospital's fan coil system fault monitoring system includes remote monitoring terminal and the event of foregoing hospital's fan coil system Hinder monitoring device, wherein, remote monitoring terminal is connected with master controller 13, and enters row data communication with master controller 13.Can be with Understand ground, by the way that master controller 13 and remote monitoring terminal are entered into row data communication, can be achieved to the long-range of fan coil system Monitoring.
For above example only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with technique Personage can understand content of the present utility model and implement accordingly, the scope of protection of the utility model can not be limited.It is all with The equivalent changes and modifications that the utility model claims scope is done, all should belong to the utility model claims covers model Enclose.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or converted, And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.

Claims (10)

  1. A kind of 1. hospital's fan coil system fault monitoring device, it is characterised in that including:
    For the multiple sensors (10) for the ambient parameter information for monitoring fan coil in real time;
    Electrically operated valve (11), it is arranged in chilled water return pipe and is used to adjust chilled-water flow, and in the electrically operated valve (11) Provided with for detecting the aperture of electrically operated valve (11) in real time and producing the first detection module of the first feedback signal;
    Breeze fan (12), it is arranged in fan coil ajutage to convey fresh air, and is provided with and uses in the breeze fan (12) In detection breeze fan (12) running status in real time and produce the second detection module of the second feedback signal;
    Master controller (13), connect respectively with the multiple sensor (10), the first detection module, second detection module Connect, for receiving the ambient parameter information, first feedback signal and second feedback signal, and be based on the ring At least one of border parameter information, first feedback signal and described second feedback signal produce corresponding control signal, To trigger fault alarm.
  2. 2. hospital's fan coil system fault monitoring device according to claim 1, it is characterised in that the multiple sensing Device (10) includes the first temperature sensor (101), second temperature sensor (102), relative humidity sensor (103) and dioxy Change concentration of carbon sensor (104).
  3. 3. hospital's fan coil system fault monitoring device according to claim 2, it is characterised in that first temperature Sensor (101) is arranged at the air-supply of surface cooler (14) of the fan coil, for monitoring the surface cooler (14) in real time Air-supply at temperature and export the first temperature data to the master controller (13).
  4. 4. hospital's fan coil system fault monitoring device according to claim 2, it is characterised in that first temperature Sensor (101) is infrared temperature sensor.
  5. 5. hospital's fan coil system fault monitoring device according to claim 3, it is characterised in that the second temperature Sensor (102), the relative humidity sensor (103) and the gas concentration lwevel sensor (104) are separately positioned on At the fan coil return air, it is respectively used to monitor temperature, relative humidity and the dioxy at the fan coil return air in real time Change concentration of carbon and export second temperature data, relative humidity data and dense carbon dioxide degrees of data.
  6. 6. hospital's fan coil system fault monitoring device according to claim 5, it is characterised in that the control signal Including power failure alarm control signal, network failure alarm control signal and fan trouble alarm control signal, freezing valve Fault alarm control signal, fresh air transmission failure alarm control signal and chilled water send water abnormal alarm control signal.
  7. 7. hospital's fan coil system fault monitoring device according to claim 6, it is characterised in that the master controller (13) include:
    Main control unit (1300), the main control unit (1300) is according to first temperature data, relative humidity data, titanium dioxide Concentration of carbon data, second temperature data, the first feedback signal and the second feedback signal produce the power failure controlling alarm Signal;Or
    The is obtained according to the second temperature data, relative humidity data, dense carbon dioxide degrees of data and the first temperature data Two rate of temperature changes, relative humidity variations rate, changes of concentrations of carbon dioxide rate and the first rate of temperature change, and based on described the Two rate of temperature changes, relative humidity variations rate, changes of concentrations of carbon dioxide rate and the first rate of temperature change produce the network Fault alarm control signal;Or
    Fan trouble alarm control signal is produced or according to institute according to the second temperature rate of change and relative humidity variations rate State the second feedback signal and produce the fan trouble alarm control signal.
  8. 8. hospital's fan coil system fault monitoring device according to claim 7, it is characterised in that the master controller (13) also include:
    It is connected with the main control unit (1300), the electricity of power failure alarm is performed according to the power failure alarm control signal Power fault alarm module (1301);
    It is connected with the main control unit (1300), the net of network failure alarm is performed according to the network failure alarm control signal Network fault alarm module (1302);
    It is connected with the main control unit (1300), the wind of fan trouble alarm is performed according to the fan trouble alarm control signal Machine fault alarm module (1303).
  9. 9. hospital's fan coil system fault monitoring device according to claim 7, it is characterised in that the master controller (13) also include being connected with the main control unit (1300), carrying out data with remote monitoring terminal for the master controller (13) leads to The communication module of letter.
  10. 10. a kind of hospital's fan coil system fault monitoring system, it is characterised in that including remote monitoring terminal, and as weighed Profit requires hospital's fan coil system fault monitoring device described in 1 to 9 any one, the remote monitoring terminal and the master control Device (13) connection processed, and enter row data communication with the master controller (13).
CN201720800791.5U 2017-07-04 2017-07-04 Hospital's fan coil system fault monitoring device and system Expired - Fee Related CN207196828U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720800791.5U CN207196828U (en) 2017-07-04 2017-07-04 Hospital's fan coil system fault monitoring device and system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720800791.5U CN207196828U (en) 2017-07-04 2017-07-04 Hospital's fan coil system fault monitoring device and system

Publications (1)

Publication Number Publication Date
CN207196828U true CN207196828U (en) 2018-04-06

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Application Number Title Priority Date Filing Date
CN201720800791.5U Expired - Fee Related CN207196828U (en) 2017-07-04 2017-07-04 Hospital's fan coil system fault monitoring device and system

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111365800A (en) * 2020-03-23 2020-07-03 江苏柯瑞机电工程股份有限公司 Energy-saving air conditioning system and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111365800A (en) * 2020-03-23 2020-07-03 江苏柯瑞机电工程股份有限公司 Energy-saving air conditioning system and method

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