CN112393758B - Screening method of temperature and humidity sensor for air energy heat pump type dryer - Google Patents
Screening method of temperature and humidity sensor for air energy heat pump type dryer Download PDFInfo
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- CN112393758B CN112393758B CN202010934679.7A CN202010934679A CN112393758B CN 112393758 B CN112393758 B CN 112393758B CN 202010934679 A CN202010934679 A CN 202010934679A CN 112393758 B CN112393758 B CN 112393758B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
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- General Engineering & Computer Science (AREA)
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- General Physics & Mathematics (AREA)
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Abstract
The invention particularly relates to a temperature and humidity sensor screening method for an air energy heat pump type dryer. The screening method comprises the following steps: s1, setting working condition parameters; s2, connecting the tool with a temperature and humidity sensor to be measured; s3, collecting the measurement data of the temperature and humidity sensor to be measured under the condition of setting working condition parameters, and feeding back a data signal; s4, adjusting the running state of the simulation machine set according to the feedback data signal, and displaying the temperature and humidity data in the simulation drying room; s5, comparing the collected measured data of the temperature and humidity sensor and the displayed error between the temperature and humidity data in the simulated drying room and the set working condition parameters after the working condition is stable; s6, if the error is within the allowable range, selecting a temperature and humidity sensor to be measured; and if the error exceeds the allowable range, eliminating the temperature and humidity sensor to be measured. The screening method is used for screening the temperature and humidity sensor matched with the material attribute to be applied to the corresponding air energy heat pump type dryer.
Description
Technical Field
The invention relates to the technical field of control of air energy heat pump type dryers, in particular to a screening method of a temperature and humidity sensor for an air energy heat pump type dryer.
Background
The air energy heat pump type drying machine is widely applied to the centralized and large-scale processing industries of raw materials such as tobacco, tea, mushrooms and sweet potatoes, most drying rooms control the operation and stop of a heat pump unit through signal feedback acquired by a temperature and humidity sensor, but the accuracy, sensitivity and reliability of different raw materials to temperature and humidity are different.
The specifications, models, structures, production processes, materials and the like of the temperature and humidity sensors in the current market have differences, and the functional stability of the temperature and humidity sensors also has differences, so that the sensitivity and the reliability of the temperature and humidity sensors have differences, and great troubles are brought to the use and the accurate type selection of a machine. If the sensitivity and the reliability of the temperature and humidity sensor are poor, the operation and the shutdown of the dryer unit can be influenced, and the drying effect of the dryer unit can be directly influenced. If the temperature and humidity fluctuation in the drying room of the raw materials such as tobacco, tea, mushroom, sweet potato and the like is unstable when the signal acquisition precision of the sensor is abnormal, the operation of the unit is influenced, the drying quality of the raw materials cannot be guaranteed, and the raw material loss, the energy loss and the fund loss can be caused.
Disclosure of Invention
The invention aims to solve the problem of abnormal raw material drying caused by signal acquisition and feedback difference of a temperature and humidity sensor of an air energy heat pump type dryer, and provides a method for screening the temperature and humidity sensor for the air energy heat pump type dryer with accuracy and sensitivity.
In order to achieve the purpose, the invention adopts the following technical scheme:
a temperature and humidity sensor screening method for an air energy heat pump type dryer adopts a temperature and humidity sensor performance detection system for the air energy heat pump type dryer, and the detection system comprises the following steps: the power supply module is used for providing an alternating current/direct current power supply for the detection system; the acquisition module is used for acquiring measurement data of the temperature and humidity sensor to be measured under a specific working condition and feeding back a data signal; the control module is used for processing the data signals fed back by the acquisition module and sending control signals; the operation module is used for simulating an air energy heat pump type dryer operation system and adjusting the operation state of the simulation unit according to the control signal sent by the control module; the display module is used for displaying the running state of the simulation unit and simulating temperature and humidity data in the drying room;
the screening method comprises the following steps:
s1, setting working condition parameters;
s2, connecting the tool with a temperature and humidity sensor to be measured;
s3, collecting the measurement data of the temperature and humidity sensor to be measured under the condition of setting working condition parameters, and feeding back a data signal;
s4, controlling connection or disconnection of each component of the simulation unit and a circuit according to the feedback data signal, so as to adjust the running state of the simulation unit and display temperature and humidity data in the simulation drying room;
s5, comparing the collected measured data of the temperature and humidity sensor and the displayed error between the temperature and humidity data in the simulated drying room and the set working condition parameters after the working condition is stable;
s6, if the error is within the allowable range, selecting a temperature and humidity sensor to be measured;
and if the error exceeds the allowable range, eliminating the temperature and humidity sensor to be measured.
Further, the detecting system further comprises a constant temperature and humidity box provided with the specific working condition, and the temperature and humidity sensor to be detected is arranged in the constant temperature and humidity box and is electrically communicated with the acquisition module.
Furthermore, a hygrothermograph is arranged in the constant temperature and humidity box.
Furthermore, the acquisition module is provided with a touch screen and is used for displaying the measurement data of the temperature and humidity sensor to be measured and feeding back the data signal to the control module.
Further, the operation module specifically comprises a compressor, an electric auxiliary heating device, an air supply fan, a circulating fan and a dehumidifying fan which are arranged in parallel, and a switch is arranged on a circuit for connecting each part of the operation module with the control module.
Furthermore, the control module is provided with a control chip, and the output end of the control chip is provided with a compressor pin, an electric auxiliary heating device pin, an air supply fan pin, a circulating fan pin and a dehumidifying fan pin which are correspondingly connected with each part of the operation module.
Furthermore, the detection system is provided with a fault alarm function, and when the operation module has a fault, a fault alarm prompt is carried out; and/or disconnecting the run module from the power module.
Further, the step S1 is specifically: setting working parameters of a constant temperature and humidity box; the temperature range set by the working parameters is as follows: 0-80 ℃; the humidity range is: 10% RH-95% RH; and the set errors of the temperature and the humidity are respectively +/-0.1 ℃ and +/-0.1% RH.
Further, in step S5, after the operating condition is stabilized, the following steps are first performed:
and comparing the set working condition parameters with the output value of the hygrothermograph in the constant temperature and humidity box, and performing subsequent steps if and only if the difference value is within an allowable range.
The invention adopts the technical scheme and has the following beneficial effects:
according to the temperature and humidity sensor screening method for the air energy heat pump type dryer, the temperature and humidity sensor under a specific working condition is connected, the air energy heat pump dryer operation system is simulated, the collected temperature and humidity sensor measurement data and the error between the temperature and humidity data in the simulated drying room and working condition parameters displayed in a feedback mode are compared, and comprehensive judgment is conducted on the multi-working condition data, so that the temperature and humidity sensor with stable performance, high precision and small error fluctuation range can be screened out and used on the matched air energy heat pump dryer set, accurate operation of the set is guaranteed, and the drying effect is brought into play to the best state. Meanwhile, the detection system can realize simultaneous detection of multiple groups of temperature and humidity sensors, and is convenient and efficient to detect.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a circuit diagram of a temperature and humidity sensor performance detection system for an air energy heat pump type dryer according to an embodiment of the present invention;
fig. 2 is a block diagram of a temperature and humidity sensor performance detection system for an air-energy heat pump dryer according to an embodiment of the present invention;
fig. 3 is a flow chart of a method for screening temperature and humidity sensors for an air-energy heat pump dryer according to an embodiment of the present invention.
Detailed Description
In order to make the technical features, objects and effects of the present invention more clearly understood, a detailed description of embodiments of the present invention will be given below with reference to the accompanying drawings.
It should be noted that the terms "first" and "second" are used herein for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 2, the temperature and humidity sensor screening method for the air energy heat pump type dryer provided by the invention adopts a temperature and humidity sensor performance detection system for the air energy heat pump type dryer, the detection system comprises a power module 10, an acquisition module 20, a control module 30, an operation module 40 and a display module 50, the acquisition module 20 is connected with the control module 30 and is used for acquiring measurement data of the temperature and humidity sensor 70 to be measured under a specific working condition and feeding back a data signal to the control module 30; the control module 30 is connected to the operation module 40, and is configured to process the data signal and send a control signal to the operation module 40; the operation module 40 is used for simulating an air energy heat pump type dryer operation system and adjusting the operation state of the simulation unit according to the control signal; the display module 50 is connected with the operation module 40 and is used for displaying the operation state of the simulation unit and the temperature and humidity data in the simulation drying room in real time. The power module 10 is configured to provide a high-voltage ac power to the operation module 40 and provide a low-voltage dc power to the acquisition module 20, the control module 30, and the display module 50.
Preferably, the detection system is provided with a constant temperature and humidity box 60 for simulating the working conditions of the use environment of the user to provide a temperature range as follows: 0-80 ℃; the humidity range is: 10% RH-95% RH; and the temperature and humidity setting errors are respectively +/-0.1 ℃ and +/-0.1% RH, and the specific working condition is set reasonably according to user requirements and material attributes. Further, the inventor set up the hygrothermograph in constant temperature and humidity case 60 for treat that the operating mode is stable after, the operating mode parameter and the hygrothermograph output value that the contrast set up, and then ensure the stability of operating mode. The temperature and humidity sensor 70 to be measured is hung in the constant temperature and humidity box 60 and is prevented from contacting other objects, the constant temperature and humidity box 60 provides stable, accurate and reliable working conditions for the temperature and humidity sensor 70 to be measured, and conditions are created for accuracy and sensitivity type selection of the temperature and humidity sensor.
The acquisition module 20 is electrically communicated with the temperature and humidity sensor 70 to be detected, and is used for acquiring temperature and humidity values in the constant temperature and humidity box 60 detected by the temperature and humidity sensor 70 to be detected, displaying the temperature and humidity values through the touch screen 80, and observing and recording the temperature and humidity values displayed on the touch screen 80 when the working condition is stable.
The control module 30 specifically comprises a control chip, and the input end of the control chip is provided with a phase sequence detection pin, a remote linkage pin, a circulating air overload pin, an electric heating overheat pin, a blower overload pin, a low-voltage switch pin, a high-voltage switch pin and a compressor overload pin; the output end of the control chip is provided with a compressor pin, an electric auxiliary heating device pin, an air supply fan pin, a circulating fan pin, a moisture exhaust fan pin, an air valve pin and a liquid spraying valve pin; the operation module 40 specifically includes a compressor 41, an electric auxiliary heating device 42, an air supply fan 43, a circulating fan 44 and a dehumidifying fan 45 which are arranged in parallel, and a switch is arranged on a circuit connecting each component of the operation module 40 and the output end of the control chip. The control module 30 controls the on/off of the compressor 41, the electric auxiliary heating device 42, the air supply fan 43, the circulating fan 44 and the dehumidifying fan 45 through the data signal fed back by the acquisition module 20, so as to adjust the running state of the simulation unit. It should be noted that the operation module 40 simulates an air energy heat pump type dryer operation system, and for each component in the operation module 40, only the function result needs to be satisfied, and it is not required that each component must perform a corresponding function process. The operation module 40 has a reasonable design and a simplified circuit.
In a preferred embodiment, the detection system is provided with a fault alarm function, and a fault alarm pin 90 is provided at an output end of a corresponding control chip, and is used for performing fault alarm prompt when the operation module 40 fails, and/or cutting off the connection between the operation module 40 and the power module 10, so as to maintain safe and reliable operation of the detection system.
Referring to fig. 3, the method for screening a temperature/humidity sensor for an air-energy heat pump dryer of the present invention includes the following steps:
s1, setting working parameters of the constant temperature and humidity box 60; in a specific embodiment, the temperature parameter is set to be low temperature at 0-30 ℃, medium temperature at 30-60 ℃ and high temperature at 60-80 ℃; setting humidity parameters of 10% RH-45% RH as low humidity, 45% RH-75% RH as medium humidity and 75% RH as high humidity, and combining the humiture of different sections to form at least nine groups of representative working conditions;
s2, connecting the tool with the temperature and humidity sensor 70 to be measured; specifically, a temperature and humidity sensor 70 to be tested is suspended in a constant temperature and humidity box 60 and is connected with the input end of an acquisition module 20, and a power supply module 10 is switched on to enter test preparation;
s3, collecting the measurement data of the temperature and humidity sensor 70 to be measured under the set working condition, and feeding back a data signal;
s4, controlling connection or disconnection of each component of the simulation unit and a circuit according to the feedback data signal, so as to adjust the running state of the simulation unit and display temperature and humidity data in the simulation drying room in real time;
s5, after the working condition is stable, comparing the set working condition parameters with the output value of the hygrothermograph in the constant temperature and humidity box 60, and if and only if the difference value is within the allowable range, comparing the acquired measurement data of the humiture sensor 70 to be detected and the displayed error between the humiture data in the simulated drying room and the set working condition parameters; in a specific embodiment, at least 6 groups of measured data of the temperature and humidity sensors 70 to be measured at intervals of 10min under any one representative working condition in a stable state are collected and compared.
S6, if the error is within the allowable range, selecting the temperature and humidity sensor 70 to be measured; if the error exceeds the allowable range, the temperature and humidity sensor 70 to be measured is eliminated.
The invention provides a temperature and humidity sensor screening method for an air energy heat pump type dryer, which is based on a temperature and humidity sensor performance detection system for the air energy heat pump type dryer, aims at measurement data and feedback temperature and humidity data acquired by various temperature and humidity sensors of different specifications, models, structures, production processes and materials in 6 time periods under 9 representative working conditions, through comprehensive comparison and analysis and judgment with the set working condition parameters, the temperature and humidity sensor with stable performance, small fluctuation range and high accuracy is screened out and used on the matched air energy heat pump drying unit, the accurate operation of the unit is ensured, the drying effect is exerted to the optimal state, therefore, the problems that the operation of a unit is influenced due to inaccurate temperature and humidity signal acquisition and unstable fluctuation in a raw material drying room in the using process, and raw material loss, energy loss and capital loss are caused are reduced.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A temperature and humidity sensor screening method for an air energy heat pump type dryer is characterized in that a temperature and humidity sensor performance detection system for the air energy heat pump type dryer is adopted, and the detection system comprises:
the power supply module (10) is used for providing an alternating current/direct current power supply for the detection system;
the acquisition module (20) is used for acquiring measurement data of the temperature and humidity sensor (70) to be measured under a specific working condition and feeding back a data signal;
the control module (30) is used for processing the data signals fed back by the acquisition module (20) and sending control signals;
the operation module (40) is used for simulating an air energy heat pump type dryer operation system and adjusting the operation state of the simulation unit according to the control signal sent by the control module (30);
the display module (50) is used for displaying the running state of the simulation unit and simulating temperature and humidity data in the drying room;
the screening method comprises the following steps:
s1, setting working condition parameters;
s2, connecting the tool with a temperature and humidity sensor (70) to be measured;
s3, collecting the measurement data of the temperature and humidity sensor (70) to be measured under the condition of setting working condition parameters, and feeding back a data signal;
s4, controlling connection or disconnection of each component of the simulation unit and a circuit according to the feedback data signal, so as to adjust the running state of the simulation unit and display temperature and humidity data in the simulation drying room;
s5, comparing the acquired measured data of the temperature and humidity sensor (70) and the displayed error between the temperature and humidity data in the simulated drying room and the set working condition parameters after the working condition is stable;
s6, if the error is within the allowable range, selecting the temperature and humidity sensor (70) to be measured;
if the error exceeds the allowable range, the temperature and humidity sensor (70) to be measured is eliminated.
2. The screening method of the temperature and humidity sensor for the air energy heat pump type dryer according to claim 1, wherein the detection system further includes a constant temperature and humidity box (60) providing the specific working condition, and the temperature and humidity sensor (70) to be detected is disposed in the constant temperature and humidity box (60) and is electrically connected to the collection module (20).
3. The screening method of the temperature and humidity sensor for the air energy heat pump type dryer according to claim 2, wherein a hygrothermograph is further arranged in the constant temperature and humidity box (60).
4. The temperature and humidity sensor screening method for the air energy heat pump type dryer according to claim 1, wherein the acquisition module (20) is provided with a touch screen (80) for displaying measurement data of the temperature and humidity sensor (70) to be measured and feeding back data signals to the control module (30).
5. The screening method of the temperature and humidity sensor for the air energy heat pump type dryer according to claim 1, wherein the operation module (40) specifically comprises a compressor (41), an electric auxiliary heating device (42), an air supply fan (43), a circulating fan (44) and a dehumidifying fan (45) which are arranged in parallel, and a switch is arranged on a circuit for connecting each component of the operation module (40) with the control module (30).
6. The screening method of temperature and humidity sensors for an air energy heat pump type dryer according to claim 5, wherein the control module (30) is provided with a control chip, and an output end of the control chip is provided with a compressor pin, an electric auxiliary heating device pin, an air supply fan pin, a circulating fan pin and a moisture exhaust fan pin which are correspondingly connected with each part of the operation module (40).
7. The temperature and humidity sensor screening method for the air energy heat pump type dryer according to claim 1, wherein a fault alarm function is provided for the detection system, and when the operation module (40) fails, a fault alarm prompt is given; and/or disconnecting the operation module (40) from the power module (10).
8. The method for screening the temperature and humidity sensor for the air energy heat pump dryer according to claim 1, wherein the step S1 specifically comprises: setting working parameters of a constant temperature and humidity box (60); the temperature range set by the working parameters is as follows: 0-80 ℃; the humidity range is: 10% RH-95% RH; and the set errors of the temperature and the humidity are respectively +/-0.1 ℃ and +/-0.1% RH.
9. The method for screening temperature and humidity sensors for an air energy heat pump dryer according to claim 2, wherein in step S5, after the operating condition is stabilized, the following steps are first performed:
and comparing the set working condition parameters with the output value of the hygrothermograph in the constant temperature and humidity box (60), and performing the subsequent steps if and only if the difference value is within an allowable range.
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH085131A (en) * | 1994-06-17 | 1996-01-12 | Komatsu Ltd | Thermo-hygrostatic air feeding method and its device |
| JP2000005493A (en) * | 1998-06-19 | 2000-01-11 | Hitachi Ltd | Drying operation controller in dryer for clothing |
| CN102183947A (en) * | 2011-01-27 | 2011-09-14 | 西北工业大学 | Detection device for temperature-sensing thermal actuators |
| CN102539637A (en) * | 2012-02-06 | 2012-07-04 | 中国检验检疫科学研究院 | Environment testing device |
| CN202361555U (en) * | 2011-11-25 | 2012-08-01 | 浙江同辉纺织股份有限公司 | Constant humidity system for finished product inspection workshop |
| CN103776651A (en) * | 2014-01-20 | 2014-05-07 | 浙江中广电器有限公司 | Testing system and method for heat-pump water heater flow line |
| CN105032519A (en) * | 2015-07-31 | 2015-11-11 | 苏州玄禾物联网科技有限公司 | Constant temperature and humidity system |
| CN105928989A (en) * | 2016-07-18 | 2016-09-07 | 南京信息工程大学 | Phi-shaped huge-piezoresistance structure-based humidity sensor and temperature drift correction method thereof |
| CN207832218U (en) * | 2018-01-09 | 2018-09-07 | 中山市易比斯传感技术有限公司 | A kind of sensor performance test device |
| CN108534906A (en) * | 2018-04-04 | 2018-09-14 | 浙江大寺计量校准有限公司 | A kind of multiple spot temperature and humidity test instrument and its application method |
| CN109028797A (en) * | 2018-07-17 | 2018-12-18 | 望江县红和木业灯饰有限公司 | A kind of bamboo cane drying unit |
| CN109443413A (en) * | 2018-11-30 | 2019-03-08 | 河南省计量科学研究院 | Climatic chamber Temperature and Humidity calibration multisensor arrangement apparatus and method |
| KR102004939B1 (en) * | 2019-03-27 | 2019-07-30 | 주식회사 에이알 | Energy Saving System of HVAC heat source Equipment and its Control Using Water of a water cooled type chilled and coolant of a cooling tower as a refrigerant |
| CN110132338A (en) * | 2019-04-11 | 2019-08-16 | 广州奥松电子有限公司 | A kind of sensor automatic calibration device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818594A (en) * | 2012-08-16 | 2012-12-12 | 全椒金竹机械制造有限公司 | Low-temperature grain dynamic detector with thermostat automatic control system |
| CN203605671U (en) * | 2013-09-02 | 2014-05-21 | 重庆跃腾电器有限公司 | Drying control system |
| CN104330103A (en) * | 2014-10-14 | 2015-02-04 | 苏州德鲁森自动化系统有限公司 | Constant-temperature and constant-humidity system fault detection device |
| CN108593124B (en) * | 2018-04-17 | 2023-01-10 | 章礼道 | NB-IoT (NB-IoT) -supported high-precision temperature sensor |
-
2020
- 2020-09-08 CN CN202010934679.7A patent/CN112393758B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH085131A (en) * | 1994-06-17 | 1996-01-12 | Komatsu Ltd | Thermo-hygrostatic air feeding method and its device |
| JP2000005493A (en) * | 1998-06-19 | 2000-01-11 | Hitachi Ltd | Drying operation controller in dryer for clothing |
| CN102183947A (en) * | 2011-01-27 | 2011-09-14 | 西北工业大学 | Detection device for temperature-sensing thermal actuators |
| CN202361555U (en) * | 2011-11-25 | 2012-08-01 | 浙江同辉纺织股份有限公司 | Constant humidity system for finished product inspection workshop |
| CN102539637A (en) * | 2012-02-06 | 2012-07-04 | 中国检验检疫科学研究院 | Environment testing device |
| CN103776651A (en) * | 2014-01-20 | 2014-05-07 | 浙江中广电器有限公司 | Testing system and method for heat-pump water heater flow line |
| CN105032519A (en) * | 2015-07-31 | 2015-11-11 | 苏州玄禾物联网科技有限公司 | Constant temperature and humidity system |
| CN105928989A (en) * | 2016-07-18 | 2016-09-07 | 南京信息工程大学 | Phi-shaped huge-piezoresistance structure-based humidity sensor and temperature drift correction method thereof |
| CN207832218U (en) * | 2018-01-09 | 2018-09-07 | 中山市易比斯传感技术有限公司 | A kind of sensor performance test device |
| CN108534906A (en) * | 2018-04-04 | 2018-09-14 | 浙江大寺计量校准有限公司 | A kind of multiple spot temperature and humidity test instrument and its application method |
| CN109028797A (en) * | 2018-07-17 | 2018-12-18 | 望江县红和木业灯饰有限公司 | A kind of bamboo cane drying unit |
| CN109443413A (en) * | 2018-11-30 | 2019-03-08 | 河南省计量科学研究院 | Climatic chamber Temperature and Humidity calibration multisensor arrangement apparatus and method |
| KR102004939B1 (en) * | 2019-03-27 | 2019-07-30 | 주식회사 에이알 | Energy Saving System of HVAC heat source Equipment and its Control Using Water of a water cooled type chilled and coolant of a cooling tower as a refrigerant |
| CN110132338A (en) * | 2019-04-11 | 2019-08-16 | 广州奥松电子有限公司 | A kind of sensor automatic calibration device |
Non-Patent Citations (3)
| Title |
|---|
| Humidity sensor based on unsymmetrical U-shaped twisted microfiber coupler with wide detection range;Yun Peng等;《Sensors and Actuators B: Chemical》;20190405;全文 * |
| Nanoscale Pt Thin Film Sensor for Accurate Detection of ppm Level Hydrogen in Air at High Humidity;Takahisa Tanaka等;《SENSORS AND ACTUATORS CHEMICAL B》;20171120;全文 * |
| 基于物联网大型烘干机远程监控系统关键技术研究;孟庆祥等;《检测技术与数据处理》;20191031;第34卷(第5期);全文 * |
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