CN109520087A - A kind of temperature and humidity control system in laboratory - Google Patents
A kind of temperature and humidity control system in laboratory Download PDFInfo
- Publication number
- CN109520087A CN109520087A CN201811361050.7A CN201811361050A CN109520087A CN 109520087 A CN109520087 A CN 109520087A CN 201811361050 A CN201811361050 A CN 201811361050A CN 109520087 A CN109520087 A CN 109520087A
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- CN
- China
- Prior art keywords
- temperature
- humidity
- mcu
- laboratory
- control system
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/46—Improving electric energy efficiency or saving
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
-
- 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
Abstract
The invention discloses a kind of temperature and humidity control systems in laboratory, comprising: fresh air system, air-conditioning, heating combined equipment, humidifier and temperature and humidity monitor module；Fresh air system includes admission line and exhaust pipe, and supply fan and dehumidification device are provided in admission line, is provided with scavenger fan in exhaust pipe；Temperature and humidity monitor module includes outdoor temperature sensor, indoor temperature and humidity sensor, MCU, frequency-variable module, wireless signal transmitter and motor；MCU is connected with outdoor temperature sensor and indoor temperature and humidity sensor respectively；MCU is connected with frequency-variable module, and frequency-variable module is connected by motor with supply fan and scavenger fan control terminal, and MCU is connected with wireless signal transmitter, humidifier, dehumidification device and heating combined equipment respectively.This system adjusts laboratory temperature and humidity using dynamic mode, and no matter how outside air temperature and humidity change, and laboratory can be made to be maintained at the temperature and humidity of setting, constant temperature and humidity effect is good, while having saved electric energy.
Description
Technical field
The present invention relates to laboratory temperature control field, especially a kind of temperature and humidity control system in laboratory.
Background technique
The laboratory in the fields such as biology, chemical industry, environmental monitoring is more demanding for constant-temperature constant-humidity environment, constant temperature and humidity ring
Border is the basic condition of many scientific researches and production practices, and many experiments have strictly the temperature and humidity of experimental enviroment
It is required that stable temperature and humidity condition helps to improve the scientific rationality of test, however most of laboratory only leads at present
It spends 24 hours and opens air-conditioning to keep the constant temperature and humidity in laboratory, one side air-conditioning long-play power consumption, loss are fast, separately
Although a face air-conditioning good refrigeration effect, heating effect is general, and effect on moisture extraction is very poor, and air-conditioning is depended merely in laboratory can not
Guarantee stable constant-temperature constant-humidity environment.
Summary of the invention
In order to solve the above-mentioned technical problem, the object of the present invention is to provide a kind of saving electric energy, be able to maintain constant temperature and humidity
The temperature and humidity control system in the laboratory of environment.
The technical solution adopted by the present invention is that:
A kind of temperature and humidity control system in laboratory, comprising: fresh air system, air-conditioning, heating combined equipment, humidifier and temperature
Humidity control module；
The fresh air system includes admission line and exhaust pipe, and supply fan is provided in the admission line and is removed
Wet device is provided with scavenger fan in the exhaust pipe；
The temperature and humidity monitor module include outdoor temperature sensor, indoor temperature and humidity sensor, MCU, frequency-variable module,
Wireless signal transmitter and motor；
The MCU is connected respectively for according to warm and humid degree with outdoor temperature sensor and indoor temperature and humidity sensor
According to temperature and humidity in regulation room；MCU is connected so that for sending frequency modulation order, the frequency-variable module passes through electricity with frequency-variable module
Machine is connected with for adjusting rotation speed of the fan with supply fan and scavenger fan control terminal, MCU respectively with wireless signal transmitter,
Humidifier, dehumidification device and heating combined equipment are connected so that for controlling start and stop, the wireless signal transmitter is used to send out to air-conditioning
Send control command.
Further, the dehumidification device includes evaporator, condenser, compressor, water tank, the evaporator be located at into
The inlet air side of feed channel, the evaporator are connected with condenser, and the condenser is located at the air side of admission line, condenser
All it is connected with compressor with evaporator, evaporator is connected by capillary with water tank, control terminal and the MCU phase of the compressor
Even.
Further, the heating combined equipment is using floor heating or oily tincture.
Further, the motor is servo motor.
Further, the wireless signal transmitter uses infrared transmitter or bluetooth transmitters.
Further, the humidifier uses ultrasonic humidifier.
It further, further include the communication module being connected with MCU, with the real time temperature for sending laboratory to backstage
Data.
Beneficial effects of the present invention:
The present invention adjusts experiment using MCU control fresh air system, air-conditioning, dehumidification device, humidifier and heating combined equipment
The temperature and humidity of room completes heat dissipation work by fresh air system when outdoor temperature is consistent with set temperature, and passes through change
Frequency module controls rotation speed of the fan, as the promotion rotation speed of the fan of room temperature accelerates improving heat radiation efficiency；When outdoor temperature is higher than
MCU closes fresh air system and starts air-conditioning heat dissipation by wireless signal transmitter when room temperature, sets when outdoor temperature is lower than
Determine MCU when temperature and close air-conditioning, enabling heating combined equipment makes indoor heating keep temperature constant, starts when indoor humidity is excessively high
Dehumidification device crosses the moisture in air filtering, starts humidifier when laboratory is excessively dry, protects the humidity in air always
To hold constant, this system adjusts laboratory temperature and humidity using dynamic mode, and no matter how outside air temperature and humidity change,
Laboratory can be made to be maintained at the temperature and humidity of setting, constant temperature and humidity effect is good, while having saved electric energy.
Detailed description of the invention
A specific embodiment of the invention is described further with reference to the accompanying drawing；
Fig. 1 is the functional block diagram of the temperature and humidity control system in laboratory of the present invention.
Specific embodiment
It is as shown in Figure 1 a kind of temperature and humidity control system in laboratory of the invention characterized by comprising fresh air system
System, air-conditioning 2, heating combined equipment 3, humidifier 5 and temperature and humidity monitor module, it is preferred that humidifier 5 uses in the present embodiment
Ultrasonic humidifier.
Wherein, fresh air system includes admission line and exhaust pipe, and supply fan 11 and dehumidifying are provided in admission line
Device 6 is provided with scavenger fan 12 in exhaust pipe；As shown in Fig. 2, dehumidification device 6 includes evaporator 61, condenser 62, pressure
Contracting machine 63, water tank 64, evaporator 61 are located at the inlet air side of admission line, and evaporator 61 is connected with condenser 62, and condenser 62
In the air side of admission line, condenser 62 is all connected with compressor 63 with evaporator 61, evaporator 61 by capillary with
Water tank 64 is connected, and the control terminal of compressor 63 is connected with MCU43.
The working principle of dehumidification device 6 are as follows: compressor 63 increases 62 temperature of condenser, 61 temperature of evaporator reduces, tide
Wet air enters from admission line entrance, and when by ice-cold evaporator 61, the hydrone in air becomes liquid by condensation
State water flows into water tank 64 by capillary, ice-cold air is heated using condenser 62 become the air of normal temperature after by going out
Air port enters laboratory, makes to test indoor air holding drying.
Temperature and humidity monitor module includes outdoor temperature sensor 41, indoor temperature and humidity sensor 42, MCU43, frequency-variable module
44, wireless signal transmitter 45 and motor 46.
Wherein, MCU43 is connected respectively for according to temperature with outdoor temperature sensor 41 and indoor temperature and humidity sensor 42
Temperature and humidity in humidity data regulation room, MCU43 are connected for sending the real-time of laboratory to backstage with communication module 7
Temperature data, backstage can also pass through the setting value of laboratory temperature and humidity in communication module 7 remotely adjustment MCU.
Wherein, MCU43 is connected with for sending frequency modulation order with frequency-variable module 44, frequency-variable module 44 by motor 46 with
Supply fan 11 is connected for adjusting rotation speed of the fan with 12 control terminal of scavenger fan, it is preferred that motor is straight in the present embodiment
Flow servo motor, can also use other types of motor control rotation speed of the fan, MCU43 respectively with wireless signal transmitter 45
Be connected with heating combined equipment 3, wireless signal transmitter 45 for giving air-conditioning 2 to send control command, heating combined equipment 3 using floor heating or
Oily tincture, wireless signal transmitter 45 use infrared transmitter or bluetooth transmitters, it is preferred that heating combined equipment 3 is adopted in the present embodiment
With floor heating, wireless signal transmitter 45 uses infrared transmitter.
The present invention is adjusted using MCU43 control fresh air system, air-conditioning 2, dehumidification device 6, humidifier 5 and heating combined equipment 3
The temperature and humidity for saving laboratory completes heat dissipation work by fresh air system when outdoor temperature is consistent with set temperature, and
Rotation speed of the fan is controlled by frequency-variable module 44, as the promotion rotation speed of the fan of room temperature accelerates improving heat radiation efficiency；Work as outdoor
MCU43 closes fresh air system and starts air-conditioning 2 by wireless signal transmitter 45 and radiates when temperature is higher than room temperature, when
MCU43 closes air-conditioning when outdoor temperature is lower than set temperature, and enabling heating combined equipment 3 makes indoor heating keep temperature constant, works as room
Starting dehumidification device 6 crosses the moisture in air filtering when interior humidity is excessively high, starts humidifier 5 when laboratory is excessively dry, makes
Humidity in air remains constant, and this system adjusts laboratory temperature and humidity using dynamic mode, no matter extraneous gas
How mild humidity changes, and laboratory can be made to be maintained at the temperature and humidity of setting, constant temperature and humidity effect is good, the same to time
About electric energy.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to above embodiment, as long as with
Essentially identical means realize that the technical solution of the object of the invention belongs within protection scope of the present invention.
Claims (7)
1. a kind of temperature and humidity control system in laboratory characterized by comprising fresh air system, air-conditioning (2), heating combined equipment
(3), humidifier (5) and temperature and humidity monitor module；
The fresh air system includes admission line and exhaust pipe, and supply fan (11) and dehumidifying are provided in the admission line
Device (6) is provided with scavenger fan (12) in the exhaust pipe；
The temperature and humidity monitor module includes outdoor temperature sensor (41), indoor temperature and humidity sensor (42), MCU (43), becomes
Frequency module (44), wireless signal transmitter (45) and motor (46)；
The MCU (43) is connected respectively for according to temperature with outdoor temperature sensor (41) and indoor temperature and humidity sensor (42)
Temperature and humidity in humidity data regulation room；MCU (43) is connected for sending frequency modulation order, the change with frequency-variable module (44)
Frequency module (44) is connected to be used to adjust fan and turn with supply fan (11) and scavenger fan (12) control terminal by motor (46)
Speed, MCU (43) be connected respectively with wireless signal transmitter (45), humidifier (5), dehumidification device (6) and heating combined equipment (3) with
For controlling start and stop, the wireless signal transmitter (45) is used to send control command to air-conditioning (2).
2. the temperature and humidity control system in laboratory according to claim 1, it is characterised in that: dehumidification device (6) packet
Evaporator (61), condenser (62), compressor (63), water tank (64) are included, the evaporator (61) is located at the inlet air of admission line
Side, the evaporator (61) are connected with condenser (62), and the condenser (62) is located at the air side of admission line, condenser
(62) all it is connected with compressor (63) with evaporator (61), evaporator (61) is connected by capillary with water tank (64), the pressure
The control terminal of contracting machine (63) is connected with MCU (43).
3. the temperature and humidity control system in laboratory according to claim 1, it is characterised in that: the heating combined equipment (3) is adopted
With floor heating or oily tincture.
4. the temperature and humidity control system in laboratory according to claim 1, it is characterised in that: the motor (46) is servo
Motor.
5. the temperature and humidity control system in laboratory according to claim 1, it is characterised in that: the wireless signal transmitter
(45) infrared transmitter or bluetooth transmitters are used.
6. the temperature and humidity control system in laboratory according to claim 1, it is characterised in that: the humidifier (5) is adopted
Use ultrasonic humidifier.
7. the temperature and humidity control system in laboratory according to claim 1, it is characterised in that: further include and MCU (43) phase
Communication module (7) even, with the real time temperature data for sending laboratory to backstage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811361050.7A CN109520087A (en) | 2018-11-15 | 2018-11-15 | A kind of temperature and humidity control system in laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811361050.7A CN109520087A (en) | 2018-11-15 | 2018-11-15 | A kind of temperature and humidity control system in laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109520087A true CN109520087A (en) | 2019-03-26 |
Family
ID=65778179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811361050.7A Withdrawn CN109520087A (en) | 2018-11-15 | 2018-11-15 | A kind of temperature and humidity control system in laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109520087A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109959114A (en) * | 2019-03-31 | 2019-07-02 | 广东美的制冷设备有限公司 | Humidifying controlling method, control device, air conditioner and computer readable storage medium |
| CN110967996A (en) * | 2019-11-20 | 2020-04-07 | 中国第一汽车股份有限公司 | Power assembly laboratory environmental control system |
| CN111998498A (en) * | 2020-09-03 | 2020-11-27 | 浙江树人学院（浙江树人大学） | Indoor temperature and humidity intelligent control system |
| CN112240783A (en) * | 2019-07-17 | 2021-01-19 | 中国石油化工股份有限公司 | Monitoring system and monitoring method for petrochemical laboratory |
| CN116221853A (en) * | 2023-05-05 | 2023-06-06 | 江苏兆胜空调有限公司 | Temperature and humidity control air conditioning system |
-
2018
- 2018-11-15 CN CN201811361050.7A patent/CN109520087A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109959114A (en) * | 2019-03-31 | 2019-07-02 | 广东美的制冷设备有限公司 | Humidifying controlling method, control device, air conditioner and computer readable storage medium |
| CN112240783A (en) * | 2019-07-17 | 2021-01-19 | 中国石油化工股份有限公司 | Monitoring system and monitoring method for petrochemical laboratory |
| CN110967996A (en) * | 2019-11-20 | 2020-04-07 | 中国第一汽车股份有限公司 | Power assembly laboratory environmental control system |
| CN111998498A (en) * | 2020-09-03 | 2020-11-27 | 浙江树人学院（浙江树人大学） | Indoor temperature and humidity intelligent control system |
| CN116221853A (en) * | 2023-05-05 | 2023-06-06 | 江苏兆胜空调有限公司 | Temperature and humidity control air conditioning system |
| CN116221853B (en) * | 2023-05-05 | 2023-07-18 | 江苏兆胜空调有限公司 | Temperature and humidity control air conditioning system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190326 |
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| WW01 | Invention patent application withdrawn after publication |