CN210605404U - Purification air conditioner control system - Google Patents
Purification air conditioner control system Download PDFInfo
- Publication number
- CN210605404U CN210605404U CN201921255048.1U CN201921255048U CN210605404U CN 210605404 U CN210605404 U CN 210605404U CN 201921255048 U CN201921255048 U CN 201921255048U CN 210605404 U CN210605404 U CN 210605404U
- Authority
- CN
- China
- Prior art keywords
- unit
- control system
- interface
- measurement
- data
- 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
Images
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses a purify air conditioner control system belongs to purification control system technical field to solve the visual degree of the control technique that will have air conditioning unit now not high, the difficult problem is maintained to operating mode parameter. The control system comprises a human-computer interface, a data/communication processing unit and a measurement/execution unit, wherein the human-computer interface is connected with the measurement/execution unit through the data/communication processing unit; the human-computer interface comprises a process flow unit for purifying the air conditioning unit, a parameter setting unit under an authorization mode, a data display unit, an alarm unit and a curve display unit. The utility model discloses utilize measurement execution unit to carry out real-time data acquisition and transmit to data communication processing unit, man-machine interface controls and opens and stop measurement execution unit through data communication processing unit, and man-machine interface riches the unit module setting of pluralism, satisfies the demand that purifies air conditioner control comprehensively.
Description
Technical Field
The utility model belongs to the technical field of the purification control system, concretely relates to purify air conditioner control system.
Background
At present, a purification air conditioning unit is generally controlled by a mature small Programmable Logic Controller (PLC), and the purification air conditioning unit is more and more widely applied by the advantages of simple control logic, mature process and strong operability, but the control technology of the existing purification air conditioning unit is used for the purification air conditioning unit, and the following defects exist in the technology:
1. the small programmable controller (PLC) adopted by the purification air conditioning unit has no network function and cannot be in communication connection with the display panel with the communication function at present.
2. The small programmable controller (PLC) of the purification air conditioning unit has few PID loops, and can not meet the multi-loop PID regulation of the purification air conditioning unit process requirement.
3. The small programmable controller (PLC) of the purification air conditioning unit has poor expansion performance and can not meet the point expansion requirement of the process requirement of the purification air conditioner.
4. The control of the purification air conditioning unit is not only low in visualization degree, but also cannot meet the parameter trimming of the operation condition of the purification air conditioning unit.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a purify air conditioner control system to the solution is not enough problem of intelligent degree when being used for purifying air conditioning unit with current air conditioning unit's control technology.
In order to solve the above problems, the utility model discloses technical scheme does:
a purification air conditioner control system comprises a human-computer interface, a data/communication processing unit and a measurement/execution unit, wherein the human-computer interface is connected with the measurement/execution unit through the data/communication processing unit;
the human-computer interface can independently control and start and stop all equipment of the measurement/execution unit through the data/communication processing unit;
the human-computer interface comprises a process flow unit for purifying the air conditioning unit, a parameter setting unit under an authorization mode, a data display unit, an alarm unit and a curve display unit;
the parameter setting unit comprises a winter and summer mode setting unit, a pressure parameter setting unit and a temperature parameter setting unit), a humidity parameter setting unit, a normal and duty mode switching unit, a valve opening setting group unit, a valve switch group unit, a frequency converter frequency setting group unit and a frequency converter start-stop switch group unit;
the data display unit comprises a set (running) pressure value display unit of the unit, a set (actual) temperature and humidity value display unit of the room and an actual pressure value display unit of each room;
the alarm unit comprises an overrun state unit of each level of wind resistance, a fault unit of a frequency converter and a high-low limit state unit of room pressure,
the curve display unit comprises a unit air outlet pressure operation curve display unit and a room temperature and humidity change curve display unit.
Furthermore, the communication processing unit comprises a CPU with a communication interface, a digital input module, an analog input module, a digital output module, an analog output module and an interface processor which are connected in sequence; the system also comprises a network switch and a power supply module; the network switch is respectively connected with a CPU with a communication interface and a human-computer interface;
the power supply module is connected with the interface processor;
the interface processor is connected with the measurement/execution unit;
the power module is connected with the interface processor to supply power to the system,
the digital quantity input module receives the switching quantity signal measured by the measuring/executing unit,
the digital quantity output module sends a signal to the switch of the measurement/execution unit equipment to stop,
the analog quantity input module receives the analog quantity signal measured by the measuring/executing unit,
the analog quantity output module outputs a standard signal to the operation percentage of the measurement/execution unit equipment,
the man-machine interface can control the measuring/executing unit through a CPU with a communication interface.
Furthermore, the network switch is connected with the CPU with a communication interface through a data line.
Furthermore, the measurement/execution unit comprises a water return valve actuator, a steam valve actuator, a fresh air valve actuator for controlling fresh air intake, a fresh air frequency converter, an air exhaust frequency converter, a pressure sensor for measuring unit wind pressure, a room pressure sensor for measuring the pressure of each room, a room temperature and humidity sensor for measuring the temperature and humidity of each room, and a differential pressure switch for measuring wind resistance of each level, and is connected with the interface processor.
Furthermore, the measurement/execution unit also comprises an anti-freezing switch for preventing dewing of the unit, and the anti-freezing switch is connected with the interface processor.
Furthermore, the measurement/execution unit further comprises a room temperature, humidity and pressure display, and the room temperature, humidity and pressure display is connected with the parameterized human-computer interface through the network switch.
Furthermore, the room pressure sensor, the room temperature and humidity and pressure display are arranged in a plurality of groups, and the number of the room pressure sensors, the room temperature and humidity sensors and the room temperature and humidity and pressure displays is consistent with the number of the rooms.
Furthermore, the data/communication processing unit is assembled in the same module device.
The utility model has the advantages as follows:
(1) the utility model discloses utilize measurement/execution unit to carry out real-time data acquisition and transmit to data communication processing unit, man-machine interface controls and opens through data communication processing unit and stops measurement/execution unit, man-machine interface richens the unit module setting of pluralism, satisfy the demand that purifies air conditioner control comprehensively, operating personnel switches over in winter and summer according to different operating condition mode under the authorization mode, unit air-out pressure parameter sets up, room humiture parameter sets up, normal work and energy-conserving on duty setting, the visual unit setting of process flow and data display is convenient for the user to observe the operational aspect, alarm signal can in time judge various warnings and protection transfinites value, decision-making adjustment operating parameter, make the unit be in best running state, valve aperture sets up group unit, valve switch group unit, converter frequency sets up group unit, the frequency of converter sets up group unit, The frequency converter start-stop switch group unit is added with the function of adjusting amplitude, so that the control is more accurate; the man-machine interface is adopted to facilitate the regular maintenance of the unit, and particularly, the safety of equipment and maintainers can be protected in real time when the unit is safely isolated and overhauled; and the visual observation is provided for on-site inspection personnel conveniently, and the reliability and the convenience of the system operation are improved.
(2) The communication processing unit is provided with diversified input and output modules, so that different signal transmission processing is met, and smooth communication is ensured; the measurement/execution unit is adaptive to diversified component settings of working conditions, and is used for collecting real-time data of each device and pressure and temperature and humidity of each room of the purification air conditioning unit system and transmitting the data to the data/communication processing unit; the room temperature, humidity and pressure display is directly connected with the human-computer interface through the network switch, and therefore operators can conveniently check the real-time state of each room.
(3) The utility model discloses simple structure, combination convenience, the module is drawn materials easily, and the visualization of the control technology of the current air conditioning unit of realization that can be fine makes things convenient for the operating mode parameter to maintain, promotes control efficiency greatly.
Drawings
FIG. 1 is a schematic diagram of a purge air conditioner control system;
FIG. 2 is a schematic diagram of a human-machine interface in a purge air conditioning control system.
The reference numbers are as follows:
in the figure: 1. a human-machine interface; 1-1, a process flow unit; 1-2, a winter and summer mode setting unit; 1-3, a pressure parameter setting unit; 1-4, a temperature parameter setting unit; 1-5, a humidity parameter setting unit; 1-6, normal and duty mode setting unit; 1-7, a data display unit; 1-8, an alarm unit; 1-9, a curve display unit; 1-10, setting valve opening degree group units; 1-11, a valve switch group unit; 1-12, frequency setting group unit of frequency converter; 1-13, a frequency converter start-stop switch group unit;
2. a data/communication processing unit; 2-1, a CPU with a communication interface; 2-2, a digital quantity input module; 2-3, an analog input module; 2-4, a digital quantity output module; 2-5, an analog quantity output module; 2-6, a network switch; 2-7, an interface processor; 2-8, a power supply module;
3. a measurement/execution unit; 3-1, a differential pressure switch; 3-2, an anti-freezing switch; 3-3, a pressure sensor; 3-4, a backwater valve actuator; 3-5 parts of steam valve actuator, 3-6 parts of fresh air valve actuator; 3-7 parts of fresh air frequency converter, 3-8 parts of air exhaust frequency converter; 3-9, room pressure sensor; 3-10 parts of room temperature and humidity sensor; 3-11, and a room temperature, humidity and pressure display.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, a purification air-conditioning control system includes a human-machine interface 1, a data/communication processing unit 2, and a measurement/execution unit 3, wherein the human-machine interface 1 is connected to the measurement/execution unit 3 through the data/communication processing unit 2.
The human-computer interface 1 comprises a process flow unit 1-1 for purifying the air conditioning unit, a parameter setting unit under an authorization mode, a data display unit 1-7, an alarm unit 1-8 and a curve display unit 1-9;
the parameter setting unit comprises a winter and summer mode setting unit 1-2, a pressure parameter setting unit 1-3, a temperature parameter setting unit 1-4, a humidity parameter setting unit 1-5, a normal and duty mode switching unit 1-6, a valve opening setting group unit 1-10, a valve switch group unit 1-11, a frequency converter frequency setting group unit 1-12 and a frequency converter start-stop switch group unit 1-13.
The communication processing unit 2 comprises a CPU2-1 with a communication interface, a digital input module 2-2, an analog input module 2-3, a digital output module 2-4, an analog output module 2-5 and an interface processor 2-7 which are connected in sequence; the system also comprises a network switch 2-6 and a power module 2-8; the network switch 2-6 is respectively connected with a CPU2-1 with a communication interface and a human-computer interface 1; the network switch 2-6 is connected with a CPU2-1 with a communication interface through a data line;
the power supply module 2-8 is connected with the interface processor 2-7;
the interface processors 2-7 are connected with the measurement/execution unit 3;
all the components of the data/communication processing unit 2 are assembled in the same module device.
The measurement/execution unit 3 comprises a water return valve actuator 3-4, a steam valve actuator 3-5, a fresh air valve actuator 3-6, a fresh air frequency converter 3-7, an exhaust frequency converter 3-8, a pressure sensor 3-3, a room pressure sensor 3-9, a room temperature and humidity sensor 3-10, a differential pressure switch 3-1 and an anti-freezing switch 3-2, and the measurement/execution unit 3 is connected with the interface processor 2-7;
the measurement/execution unit 3 further comprises room temperature, humidity and pressure displays 3-11, and the room temperature, humidity and pressure displays 3-11 are connected with the human-computer interface 1 through network switches 2-6.
The room pressure sensors 3-9, the room temperature and humidity sensors 3-10 and the room temperature and humidity and pressure displays 3-11 are arranged in a plurality of groups and are consistent with the number of rooms.
The following is a detailed description of the operating state:
in winter, mode setting 1-2 in winter and summer, temperature parameter setting 1-4 are connected with a CPU2-1 with a communication interface through a data line, the opening degree of a cold/hot water return valve actuator 3-4 is controlled by an analog output module 2-4 through an interface processor 2-7 through a forward PID, the opening degree feedback of the cold/hot water return valve actuator 3-4 is connected with the analog input module 2-3 through the interface processor 2-7 and is compared with the forward PID temperature parameter setting 1-4, the room temperature is further accurately controlled, and the room temperature is displayed on a data display 1-7.
In summer, the mode setting is 1-2 in winter and summer, the temperature parameter setting is 1-4, the CPU2-1 with a communication interface is connected through a data line, the opening degree of a cold/hot water return valve actuator 3-4 is controlled by a negative PID through an analog output module 2-4 and an interface processor 2-7, the opening degree feedback of the cold/hot water return valve actuator 3-4 is connected with the analog input module 2-3 through the interface processor 2-7 and is compared with the negative PID temperature parameter setting 1-4, the room temperature is further controlled to be stabilized at a set value, and the room temperature is displayed on a data display 1-7.
The humidity parameter setting 1-5 is connected with a CPU2-1 with a communication interface through a data line, the opening of a steam valve actuator 3-5 is controlled by an analog output module 2-4 through an interface processor 2-7 by a forward PID, the opening feedback of the steam valve actuator 3-5 is connected with the analog input module 2-3 through the interface processor 2-7 and is compared with the forward PID humidity parameter setting 1-5, the room humidity is controlled to be stabilized at a set value and displayed on a data display 1-7.
The pressure parameter setting 1-3 is connected with a CPU2-1 with a communication interface through a data line, the frequency of a fresh air frequency converter 3-7 is controlled by a forward PID through an analog output module 2-4 and an interface processor 2-7, the measured value of a pressure sensor 3-3 is connected with the analog input module 2-3 through the interface processor 2-7 and compared with the pressure parameter setting 1-3 of the forward PID, the frequency of the fresh air frequency converter 3-7 is controlled, the pressure of the outlet of the unit is ensured to be stabilized at a set value, and a feedback value is displayed on a data display 1-7.
The measured value of the room pressure sensor 3-9 is connected with the analog input module 2-3 through the interface processor 2-7, the analog input module 2-3 is connected with the CPU2-1 with a communication interface, and is compared with the room pressure required value of the negative PID, the frequency of the exhaust frequency converter 3-8 is controlled, the room pressure is ensured to be stable and stable at the set value, and the feedback value is displayed on the data display 1-7.
The room pressure displays 3-11 are connected with the network switches 2-6 through data lines, and the room pressure values are displayed on the room pressure displays 3-11 and the data displays 1-7 synchronously.
The differential pressure switch 3-1 and the anti-freezing switch 3-2 are connected with the digital quantity input module 2-2 through the interface processor 2-7 and the CPU2-1 with a communication interface, and the states of the differential pressure switch 3-1 and the anti-freezing switch 3-2 are displayed on the data display 1-7.
The fresh air valve actuating mechanism 3-6 is controlled by the digital output module 2-4 through the interface module 2-8, and the opening and closing state of the fresh air valve is displayed on the data display 1-7.
The network switch 2-6 can independently control the opening and closing and the starting and the stopping of the cold/hot water return valve actuator 3-4, the steam valve actuator 3-5, the fresh air valve actuator 3-6, the fresh air frequency converter 3-7 and the exhaust frequency converter 3-8.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A purification air conditioner control system is characterized in that: comprises a human-computer interface (1), a data/communication processing unit (2) and a measuring/executing unit (3),
the human-computer interface (1) is connected with the measurement/execution unit (3) through the data/communication processing unit (2);
the human-computer interface (1) comprises a process flow unit (1-1) of the air conditioning unit, a parameter setting unit under an authorization mode, a data display unit (1-7), an alarm unit (1-8) and a curve display unit (1-9);
the parameter setting unit comprises a winter and summer mode setting unit (1-2), a pressure parameter setting unit (1-3), a temperature parameter setting unit (1-4), a humidity parameter setting unit (1-5), a normal and duty mode switching unit (1-6), a valve opening setting group unit (1-10), a valve switch group unit (1-11), a frequency converter frequency setting group unit (1-12) and a frequency converter start-stop switch group unit (1-13).
2. The clean air conditioning control system of claim 1, wherein: the communication processing unit (2) comprises a CPU (2-1) with a communication interface, a digital input module (2-2), an analog input module (2-3), a digital output module (2-4), an analog output module (2-5) and an interface processor (2-7) which are connected in sequence; the system also comprises a network switch (2-6) and a power supply module (2-8); the network switch (2-6) is respectively connected with a CPU (2-1) with a communication interface and a human-computer interface (1);
the power supply module (2-8) is connected with the interface processor (2-7);
the interface processors (2-7) are connected with the measurement/execution unit (3).
3. The clean air conditioning control system of claim 2, wherein: the network switch (2-6) is connected with the CPU (2-1) with a communication interface through a data line.
4. A clean air conditioner control system as claimed in claim 3 wherein: the measurement/execution unit (3) comprises a water return valve actuator (3-4), a steam valve actuator (3-5), a fresh air valve actuator (3-6), a fresh air frequency converter (3-7), an exhaust frequency converter (3-8), a pressure sensor (3-3), a room pressure sensor (3-9), a room temperature and humidity sensor (3-10) and a differential pressure switch (3-1), and the measurement/execution unit (3) is connected with the interface processor (2-7).
5. The clean air conditioning control system of claim 4, wherein: the measurement/execution unit (3) further comprises an anti-freezing switch (3-2), and the anti-freezing switch (3-2) is connected with the interface processor (2-7).
6. The clean air conditioning control system of claim 5, wherein: the measurement/execution unit (3) further comprises room temperature, humidity and pressure displays (3-11), and the room temperature, humidity and pressure displays (3-11) are connected with the human-computer interface (1) through the network switch (2-6).
7. The clean air conditioning control system of claim 6, wherein: the room pressure sensors (3-9), the room temperature and humidity sensors (3-10) and the room temperature, humidity and pressure displays (3-11) are arranged in a plurality of groups and are consistent with the number of rooms.
8. The clean air conditioning control system of claim 1, wherein: the data/communication processing unit (2) is assembled in the same module device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921255048.1U CN210605404U (en) | 2019-08-05 | 2019-08-05 | Purification air conditioner control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921255048.1U CN210605404U (en) | 2019-08-05 | 2019-08-05 | Purification air conditioner control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210605404U true CN210605404U (en) | 2020-05-22 |
Family
ID=70696633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921255048.1U Active CN210605404U (en) | 2019-08-05 | 2019-08-05 | Purification air conditioner control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210605404U (en) |
-
2019
- 2019-08-05 CN CN201921255048.1U patent/CN210605404U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201637037U (en) | Control device for air-conditioning unit | |
| CN101581933A (en) | Multi-heat dissipation device intelligent linkage machine room energy-saving control system | |
| CN203396039U (en) | Central air conditioner system and air volume adjusting device thereof | |
| CN101660815B (en) | Air-conditioning system and control method thereof | |
| CN110554655B (en) | Intelligent hydraulic flood control gate and control system thereof | |
| CN108548278A (en) | A kind of intelligence control system and method for the temperature and humidity control dedusting of workshop entirety | |
| CN203810653U (en) | Intelligent fan coiler state monitoring system | |
| CN202149654U (en) | Automatic control device for novel energy-saving refrigerating unit | |
| CN206094287U (en) | Heat exchange station automatic control system | |
| CN210605404U (en) | Purification air conditioner control system | |
| CN209129067U (en) | A kind of water management system | |
| CN213300222U (en) | Intelligent control system of heat exchange station | |
| CN201463116U (en) | Thermal control system device | |
| CN210832435U (en) | Remote centralized control system for purifying air conditioning unit | |
| CN211552588U (en) | Cooling tower monitoring control terminal | |
| CN205717749U (en) | The heat-pump-type central air-conditioning automated system controlled based on PLC | |
| CN109433287A (en) | A kind of cooling water tank with heat preservation temperature controlling function | |
| CN204373150U (en) | central air-conditioning automatic control device | |
| CN205536400U (en) | People's air defense central air conditioning energy -saving monitoring system | |
| CN209510683U (en) | A kind of fan energy-saving control system | |
| CN204667151U (en) | HC oxygen supply long distance control system | |
| CN208688329U (en) | Cooling tower intelligence control system based on environment fitting | |
| CN206583040U (en) | A kind of central air conditioning system based on SIEMENS PLC and industrial bus | |
| CN206094288U (en) | Control circuit is adjusted in heat exchange station automatic control system's moisturizing | |
| CN201021985Y (en) | Electrical accompanied thermal line temperature control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |