CN112555184A - Fan pressure detection monitoring method and system, computer equipment and storage medium - Google Patents
Fan pressure detection monitoring method and system, computer equipment and storage medium Download PDFInfo
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- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 238000012544 monitoring process Methods 0.000 title claims abstract description 27
- 238000004364 calculation method Methods 0.000 claims abstract description 30
- 238000012360 testing method Methods 0.000 claims description 28
- 238000004590 computer program Methods 0.000 claims description 13
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 5
- 238000011897 real-time detection Methods 0.000 abstract 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/301—Pressure
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Abstract
The invention relates to a fan pressure detection monitoring method, a system, computer equipment and a storage medium, and the technical scheme is as follows: collecting multiple pressure data of a plurality of preset position points; calculating to obtain an average partial pressure value corresponding to each position point according to multiple pressure data of the position points; wherein the preset multiple position points are positioned on the same section of the fan; carrying out mean value calculation according to the average divided pressure values corresponding to all the position points to obtain the pressure average value corresponding to the section; comparing the pressure average value with a preset safety threshold value, and intelligently controlling the rotating speed of the fan according to a comparison result; this application has the pressure that can carry out real-time detection to the fan to can come intelligent regulation fan rotational speed according to the change of system operating mode point pressure, in order to reach intelligent regulation, intelligent regulation and control, intelligent detection accomplishes the effect of labour saving and time saving, intelligent regulation and control.
Description
Technical Field
The invention relates to the technical field of fans, in particular to a fan pressure detection monitoring method, a fan pressure detection monitoring system, computer equipment and a storage medium.
Background
The fan is at the in-process of work, because the change of rotational speed can produce the pressure oscillation to the fan, if the pressure that the fan produced is too big, can shift to the operating mode point such as the flow that the system used, and when the operating mode point of system shifted, the required pressure of system and flow etc. changed. Simultaneously the system is in the use, because in the long-term use, the inner wall of tuber pipe or annex can be attached with things such as dust, and system resistance changes, and then the operating mode point will change, and long-time operation, system resistance can crescent, and original operating mode point will be to little removal, is difficult to satisfy the use operating mode this moment. At the moment, the rotating speed of the fan needs to be manually adjusted, so that the pressure generated by the fan meets the use requirement. Because this variation is small and not constant, it is difficult and time consuming to master the adjustment if it is done manually alone.
In the prior art, the rotating speed of the fan is difficult to be adjusted in time according to the change of the working condition point of the system, and the automatic adjustment of the system is realized, so that it is necessary to design a systematic fan pressure detection monitoring method, a systematic fan pressure detection monitoring system, a computer device and a storage medium, which can detect the pressure of the fan in real time, and the rotating speed of the fan can be intelligently adjusted according to the change of the pressure of the working condition point of the system, so that the purposes of intelligent adjustment, intelligent regulation and control and intelligent detection are achieved, and time and labor are saved, and the purposes of intelligent regulation and control are achieved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a fan pressure detection monitoring method, a fan pressure detection monitoring system, computer equipment and a storage medium, so as to achieve the purposes of detecting the pressure of a fan in real time and adjusting the rotating speed of the fan according to the pressure of the fan.
The technical scheme adopted by the invention is as follows: a fan pressure detection monitoring method comprises the following steps:
collecting multiple pressure data of a plurality of preset position points; calculating to obtain an average partial pressure value corresponding to each position point according to multiple pressure data of the position points; wherein the preset multiple position points are positioned on the same section of the fan;
carrying out mean value calculation according to the average divided pressure values corresponding to all the position points to obtain the pressure average value corresponding to the section;
and comparing the pressure average value with a preset safety threshold value, and controlling the rotating speed of the fan according to a comparison result.
Optionally, before acquiring multiple pressure data of multiple preset location points, the method further includes:
collecting pressure test data of a plurality of preset position points;
judging whether the acquired pressure test data is a negative value or not, and if so, sending an error signal; if not, executing the step of collecting multiple pressure data of multiple preset position points.
Optionally, the comparing the pressure average value with a preset safety threshold value, and controlling the rotation speed of the fan according to the comparison result includes:
calculating the deviation value of the pressure average value of the section and a preset safety threshold, wherein the calculation formula is as follows: e (t) r (t) u (t); wherein r (t) is the preset safety threshold; u (t) is the pressure mean value of the cross section; e (t) is a deviation value;
under the condition that the deviation value is a positive value, controlling the fan to increase the rotating speed; controlling the fan to maintain the rotating speed under the condition that the deviation value is zero; and controlling the fan to reduce the rotating speed under the condition that the deviation value is a negative value.
Optionally, the method further includes: and displaying and storing the pressure data acquired by each position point for multiple times and the pressure average value of the section.
Optionally, the preset safety threshold is a non-negative value.
A fan pressure detection monitoring system comprising:
the acquisition module is used for acquiring multiple pressure data of a plurality of preset position points;
the first data calculation module is used for calculating and obtaining an average partial pressure value corresponding to each position point according to multiple pressure data of the position points;
the second data calculation module is used for carrying out mean value calculation according to the average partial pressure values corresponding to all the position points to obtain pressure average values corresponding to the sections;
and the data comparison module is used for comparing the pressure average value of the section with a preset safety threshold value and controlling the rotating speed of the fan according to a comparison result.
Optionally, the method further includes:
the pressure test data acquisition module is used for acquiring pressure test data of a plurality of preset position points;
the negative value judging module is used for judging whether the acquired pressure test data is a negative value or not, and if so, sending an error signal; if not, the acquisition module is triggered.
Optionally, the data comparison module includes:
the deviation value calculating unit is used for calculating the deviation value of the pressure average value of the cross section and a preset safety threshold, and the calculation formula is as follows: e (t) r (t) u (t); wherein r (t) is the preset safety threshold; u (t) is the pressure mean value of the cross section; e (t) is a deviation value;
the fan rotating speed control unit is used for controlling the fan to increase the rotating speed under the condition that the deviation value is a positive value; controlling the fan to maintain the rotating speed under the condition that the deviation value is zero; and controlling the fan to reduce the rotating speed under the condition that the deviation value is a negative value.
A computer device, comprising: a memory storing a computer program and a processor, wherein the processor implements the steps of the method when executing the computer program.
A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method as described above.
In conclusion, the invention has the following beneficial effects:
1. multiple pressure data acquisition is carried out on multiple position points on the same section of the fan, and the calculated pressure average value is more accurate after mean value calculation;
2. the obtained pressure average value is compared with a preset safety threshold value, and then the rotating speed of the fan is controlled, so that the rotating speed self-adjusting function of the fan is realized;
3. the pressure of each position point can be subjected to pressure test to obtain pressure test data, multiple times of pressure data of all position points collected later are guaranteed to be positive values, and the pressure average value accuracy of the fan is further guaranteed.
Drawings
FIG. 1 is a schematic flow chart of a method for detecting and monitoring fan pressure according to the present invention;
FIG. 2 is a block diagram of a fan pressure detection monitoring method according to the present invention;
fig. 3 is an internal structural diagram of a computer device in the embodiment of the present invention.
In the figure: 10. an acquisition module; 20. a first data calculation module; 30. a second data calculation module; 40. a data comparison module; 50. a pressure test data acquisition module; 60. and a negative value judging module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
As shown in fig. 1, the present invention provides a method for detecting and monitoring fan pressure, including:
s100, collecting multiple pressure data of a plurality of preset position points; calculating to obtain an average partial pressure value corresponding to each position point according to multiple pressure data of the position points; wherein the preset multiple position points are positioned on the same section of the fan;
s200, performing mean value calculation according to the average divided pressure values corresponding to all the position points to obtain pressure average values corresponding to the sections;
s300, comparing the pressure average value with a preset safety threshold value, and intelligently controlling the rotating speed of the fan according to a comparison result.
Specifically, the pressure sensor is used for acquiring multiple times of pressure data of multiple preset position points, and the multiple times of pressure data of the same position point are acquired, so that the pressure value applied to the position point is acquired more accurately; the method comprises the steps that a plurality of position points, such as four position points or eight or ten position points and the like, are preset on the same section of the fan, so that the calculated pressure average value on the same section of the fan is more accurate, and then the average value of multiple times of pressure data of all the position points on the same section is calculated to obtain the pressure average value corresponding to the section; then compare the pressure average value with predetermineeing safety threshold, control the rotational speed of fan according to the pressure average value and predetermineeing safety threshold's comparison result to this realizes intelligent control fan rotational speed, makes the fan have intelligent regulation's function, has guaranteed that the pressure of fan is in relatively stable state.
The preset safety threshold value can be specifically set according to actual conditions, the preset safety threshold value is a non-negative value, multiple times of pressure data acquisition are generally set to be periodic acquisition, for example, the pressure of each position point is acquired once every 5 seconds, and the pressure data acquisition can be set to be continuous acquisition of each position point at intervals of 8 seconds, 10 seconds and the like.
Further, before acquiring multiple pressure data of multiple preset position points, the method further includes:
collecting pressure test data of a plurality of preset position points;
judging whether the acquired pressure test data is a negative value or not, and if so, sending an error signal; if not, executing the step of collecting multiple pressure data of multiple preset position points.
Specifically, before pressure data acquisition is performed for multiple times on a plurality of preset position points, the data acquired by the pressure sensor needs to be tested to obtain pressure test data, and the pressure data of all the acquired position points are guaranteed to be positive values; in the method, AND gate calculation is carried out through pressure test data and zero values, and the step of collecting multiple times of pressure data of a plurality of preset position points is executed under the condition that the pressure test data of all the position points are positive values; in the event of negative values in the pressure test data of all position points, an error signal is emitted.
Meanwhile, pressure test data of each position point are independently transmitted and respectively subjected to AND gate calculation with a zero value, an error signal is sent out when the pressure test data have negative values, the error signal contains position information of the corresponding position point with the negative value, and therefore the position point can be quickly positioned, and workers can quickly know the corresponding position point and adjust the installation interface of the corresponding pressure sensor.
Further, will the pressure average score compares with preset safety threshold, according to the contrast result control the rotational speed of fan, include:
calculating the deviation value of the pressure average value of the section and a preset safety threshold, wherein the calculation formula is as follows: e (t) ═ r (t) -u (t);
wherein r (t) is the preset safety threshold; u (t) is the pressure mean value of the cross section; e (t) is a deviation value; under the condition that the deviation value is a positive value, controlling the fan to increase the rotating speed; controlling the fan to maintain the rotating speed under the condition that the deviation value is zero; and controlling the fan to reduce the rotating speed under the condition that the deviation value is a negative value.
Specifically, after the pressure average value of the cross section is obtained, the pressure average value is compared with a preset safety threshold value, a deviation value of the pressure average value and the preset safety threshold value is obtained according to a deviation value calculation formula, the rotating speed of the fan is controlled to be increased under the condition that the deviation value is a positive value, namely, the pressure average value is smaller than the preset safety threshold value, the rotating speed of the fan is controlled to be unchanged under the condition that the deviation value is a zero value, namely, the pressure average value is equal to the preset safety threshold value, the rotating speed of the fan is controlled to be reduced under the condition that the deviation value is a negative value, namely, the pressure average value is larger than the preset safety threshold value, the function of gradually adjusting the rotating speed of the fan according to a comparison result is achieved until the pressure requirement of the preset safety threshold value is met, and even if the.
And further, displaying and storing the pressure data acquired at each position point for multiple times and the pressure average value of the section.
Specifically, the corresponding position points of the acquired negative values can be displayed through the display screen, so that the workers can conveniently perform targeted inspection, maintenance, adjustment and other work on the installation interface of the pressure sensor, and the working efficiency is greatly improved; and a time-pressure operation curve formed by multiple times of pressure data of all position points can be displayed on the display screen in real time, so that the real-time pressure generated by the fan can be checked at any time.
Under the condition that the fan operates, real-time pressure data and a time-pressure operation curve of each position point can be checked at any time through a display screen, and data in 30 days in history can also be checked; in addition, all data during the operation of the fan can be transmitted to a cloud database through an logistics network, storage, calculation and analysis are carried out at the cloud, analysis results are returned and transmitted to a user, and functions of permanently storing user operation data, checking at any time and the like are guaranteed.
It should be understood that, although the steps in the flowchart of fig. 1 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least a portion of the steps in fig. 1 may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
A fan pressure detection monitoring system comprising:
the acquisition module 10 is used for acquiring multiple pressure data of a plurality of preset position points;
the first data calculation module 20 is configured to calculate an average partial pressure value corresponding to each location point according to multiple pressure data of multiple location points;
the second data calculation module 30 is configured to perform mean value calculation according to average partial pressure values corresponding to multiple position points of the same cross section to obtain a pressure average value corresponding to the cross section;
and the data comparison module 40 is used for comparing the pressure average value of the section with a preset safety threshold value and controlling the rotating speed of the fan according to a comparison result.
For specific limitations of the fan pressure detection monitoring system, reference may be made to the above limitations of the fan pressure detection monitoring method, which are not described herein again. All modules of the fan pressure detection monitoring system can be completely or partially realized through software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
Further, still include:
the pressure test data acquisition module 50 is used for acquiring pressure test data of a plurality of preset position points;
a negative value judging module 60, configured to judge whether the acquired pressure test data is a negative value, and if so, send an error signal; if not, the acquisition module is triggered.
Further, the data comparison module 40 includes:
the deviation value calculating unit is used for calculating the deviation value of the pressure average value of the cross section and a preset safety threshold, and the calculation formula is as follows: e (t) r (t) u (t); wherein r (t) is the preset safety threshold; u (t) is the pressure mean value of the cross section; e (t) is a deviation value;
the fan rotating speed control unit is used for controlling the fan to increase the rotating speed under the condition that the deviation value is a positive value; controlling the fan to maintain the rotating speed under the condition that the deviation value is zero; and controlling the fan to reduce the rotating speed under the condition that the deviation value is a negative value.
In one embodiment, a computer device is provided, which may be a server, the internal structure of which may be as shown in fig. 3. The computer device includes a processor, a memory, a network interface, and a database connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, a computer program, and a database. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a method of fan pressure detection monitoring.
Those skilled in the art will appreciate that the architecture shown in fig. 3 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, a computer device is provided, comprising a memory and a processor, the memory having a computer program stored therein, the processor implementing the following steps when executing the computer program: collecting multiple pressure data of a plurality of preset position points; calculating to obtain an average partial pressure value corresponding to each position point according to multiple pressure data of the position points; wherein the preset multiple position points are positioned on the same section of the fan; carrying out mean value calculation according to the average divided pressure values corresponding to all the position points to obtain the pressure average value corresponding to the section; and comparing the pressure average value with a preset safety threshold value, and controlling the rotating speed of the fan according to a comparison result.
In one embodiment, before acquiring the multiple pressure data of the preset multiple position points, the method further includes: collecting pressure test data of a plurality of preset position points; judging whether the acquired pressure test data is a negative value or not, and if so, sending an error signal; if not, executing the step of collecting multiple pressure data of multiple preset position points.
In one embodiment, the comparing the pressure average value with a preset safety threshold and controlling the rotation speed of the fan according to the comparison result includes:
calculating the deviation value of the pressure average value of the section and a preset safety threshold, wherein the calculation formula is as follows: e (t) r (t) u (t);
wherein r (t) is the preset safety threshold; u (t) is the pressure mean value of the cross section; e (t) is a deviation value; under the condition that the deviation value is a positive value, controlling the fan to increase the rotating speed; controlling the fan to maintain the rotating speed under the condition that the deviation value is zero; and controlling the fan to reduce the rotating speed under the condition that the deviation value is a negative value.
In one embodiment, further comprising: and displaying and storing the pressure data acquired by each position point for multiple times and the pressure average value of the section.
In one embodiment, the predetermined safety threshold is a non-negative value.
In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of: collecting multiple pressure data of a plurality of preset position points; calculating to obtain an average partial pressure value corresponding to each position point according to multiple pressure data of the position points; wherein the preset multiple position points are positioned on the same section of the fan; carrying out mean value calculation according to the average divided pressure values corresponding to all the position points to obtain the pressure average value corresponding to the section; and comparing the pressure average value with a preset safety threshold value, and controlling the rotating speed of the fan according to a comparison result.
In one embodiment, before acquiring the multiple pressure data of the preset multiple position points, the method further includes: collecting pressure test data of a plurality of preset position points; judging whether the acquired pressure test data is a negative value or not, and if so, sending an error signal; if not, executing the step of collecting multiple pressure data of multiple preset position points.
In one embodiment, the comparing the pressure average value with a preset safety threshold and controlling the rotation speed of the fan according to the comparison result includes:
calculating the deviation value of the pressure average value of the section and a preset safety threshold, wherein the calculation formula is as follows: e (t) r (t) u (t);
wherein r (t) is the preset safety threshold; u (t) is the pressure mean value of the cross section; e (t) is a deviation value; under the condition that the deviation value is a positive value, controlling the fan to increase the rotating speed; controlling the fan to maintain the rotating speed under the condition that the deviation value is zero; and controlling the fan to reduce the rotating speed under the condition that the deviation value is a negative value.
In one embodiment, further comprising: and displaying and storing the pressure data acquired by each position point for multiple times and the pressure average value of the section.
In one embodiment, the predetermined safety threshold is a non-negative value.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above description is only a preferred embodiment of the present invention, the present invention is not limited to the above embodiment, and there may be some slight structural changes in the implementation, and if there are various changes or modifications to the present invention without departing from the spirit and scope of the present invention, and within the claims and equivalent technical scope of the present invention, the present invention is also intended to include those changes and modifications.
Claims (10)
1. A fan pressure detection monitoring method is characterized by comprising the following steps:
collecting multiple pressure data of a plurality of preset position points; calculating to obtain an average partial pressure value corresponding to each position point according to multiple pressure data of the position points; wherein the preset multiple position points are positioned on the same section of the fan;
carrying out mean value calculation according to the average divided pressure values corresponding to all the position points to obtain the pressure average value corresponding to the section;
and comparing the pressure average value with a preset safety threshold value, and controlling the rotating speed of the fan according to a comparison result.
2. The fan pressure detection monitoring method according to claim 1, wherein before collecting multiple pressure data of a plurality of preset position points, the method further comprises:
collecting pressure test data of a plurality of preset position points;
judging whether the acquired pressure test data is a negative value or not, and if so, sending an error signal; if not, executing the step of collecting multiple pressure data of multiple preset position points.
3. The fan pressure detection monitoring method according to claim 1, wherein the comparing the pressure average value with a preset safety threshold value and controlling the rotation speed of the fan according to the comparison result comprises:
calculating the deviation value of the pressure average value of the section and a preset safety threshold, wherein the calculation formula is as follows: e (t) r (t) u (t); wherein r (t) is the preset safety threshold; u (t) is the pressure mean value of the cross section; e (t) is a deviation value;
under the condition that the deviation value is a positive value, controlling the fan to increase the rotating speed; controlling the fan to maintain the rotating speed under the condition that the deviation value is zero; and controlling the fan to reduce the rotating speed under the condition that the deviation value is a negative value.
4. The fan pressure detection monitoring method according to any one of claims 1 to 3, further comprising: and displaying and storing the pressure data acquired by each position point for multiple times and the pressure average value of the section.
5. The fan pressure detection monitoring method according to any one of claims 1-3, wherein the preset safety threshold is a non-negative value.
6. A fan pressure detection monitoring system, comprising:
the acquisition module is used for acquiring multiple pressure data of a plurality of preset position points;
the first data calculation module is used for calculating and obtaining an average partial pressure value corresponding to each position point according to multiple pressure data of the position points;
the second data calculation module is used for carrying out mean value calculation according to the average partial pressure values corresponding to all the position points to obtain pressure average values corresponding to the sections;
and the data comparison module is used for comparing the pressure average value of the section with a preset safety threshold value and controlling the rotating speed of the fan according to a comparison result.
7. The fan pressure detection monitoring system of claim 6, further comprising:
the pressure test data acquisition module is used for acquiring pressure test data of a plurality of preset position points;
the negative value judging module is used for judging whether the acquired pressure test data is a negative value or not, and if so, sending an error signal; if not, the acquisition module is triggered.
8. The fan pressure detection monitoring system of claim 6, wherein the data comparison module comprises:
the deviation value calculating unit is used for calculating the deviation value of the pressure average value of the cross section and a preset safety threshold, and the calculation formula is as follows: e (t) r (t) u (t); wherein r (t) is the preset safety threshold; u (t) is the pressure mean value of the cross section; e (t) is a deviation value;
the fan rotating speed control unit is used for controlling the fan to increase the rotating speed under the condition that the deviation value is a positive value; controlling the fan to maintain the rotating speed under the condition that the deviation value is zero; and controlling the fan to reduce the rotating speed under the condition that the deviation value is a negative value.
9. A computer device comprising a memory and a processor, the memory storing a computer program, wherein the processor implements the steps of the method of any one of claims 1 to 5 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 5.
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| CN201461501U (en) * | 2009-03-18 | 2010-05-12 | 上海电机学院 | Energy-saving control device of blower |
| CN102255516A (en) * | 2011-07-18 | 2011-11-23 | 北京科瑞天诚科技有限公司 | High-voltage converter and fan and water pump application system thereof |
| CN103318165A (en) * | 2013-06-27 | 2013-09-25 | 奇瑞汽车股份有限公司 | Vacuum assistance system detection method, vacuum assistance system detection system, electromobile and failure detection method |
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| CN110259499A (en) * | 2019-07-22 | 2019-09-20 | 中国计量大学 | A kind of mine different location multi fan combined operating operating condition adjusting method |
| CN110793115A (en) * | 2019-10-17 | 2020-02-14 | 华润三九（雅安）药业有限公司 | Automatic air quantity measuring and controlling system of clean air conditioning system of pharmaceutical factory |
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