CN114582191B - Maintenance imitation training platform and training method thereof - Google Patents

Maintenance imitation training platform and training method thereof Download PDF

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Publication number
CN114582191B
CN114582191B CN202210215885.1A CN202210215885A CN114582191B CN 114582191 B CN114582191 B CN 114582191B CN 202210215885 A CN202210215885 A CN 202210215885A CN 114582191 B CN114582191 B CN 114582191B
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air door
closing
opening
proximity sensor
door opening
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CN114582191A (en
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吴恩百
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Nanjing Institute of Mechatronic Technology
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Nanjing Institute of Mechatronic Technology
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B9/00Simulators for teaching or training purposes

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  • Theoretical Computer Science (AREA)
  • Business, Economics & Management (AREA)
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  • General Physics & Mathematics (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

A maintenance simulation training platform and training method thereof, comprising: the device comprises a bearing frame, virtual air door opening and closing execution equipment, air door opening and closing degree control equipment and movement sleeve equipment, wherein an electric power operation box and power supply equipment are arranged on the bearing frame; the virtual air door opening and closing execution equipment is arranged on the bearing frame; the virtual air door opening and closing execution equipment is arranged in the electric power operation box, is connected with the virtual air door opening and closing execution equipment and is used for operating the virtual air door opening and closing execution equipment; the movement sleeve device is arranged on the bearing frame and is used for being connected with the power supply device and the air door opening and closing degree control device; the defect that the prior art does not have a comprehensive air door opening and closing degree control device, the physical framework of the electric control air door cannot be displayed by light energy, and the air door opening and closing degree control device of the virtual actual electric control air door can be effectively avoided by combining other structures and methods.

Description

Maintenance imitation training platform and training method thereof
Technical Field
The invention relates to the technical field of maintenance simulation training, in particular to a maintenance simulation training platform and a training method thereof.
Background
In the electric control system, the air door opening and closing degree control equipment is a key component element of an electric control air door, and the electric control air door executes a mode of air inlet quantity change by changing the air door opening and closing radian through opening and closing degree control; because the occupied range of a plurality of electric control air doors is not small, the electric control air doors cannot be trained in a training room, and especially the electric control air doors are not easy to meet the requirements, because the air door opening and closing degree control equipment is positioned in the electric control air doors, in addition, the electric control air doors are often arranged at the position which is not low for reliability, if abnormality occurs, the electric control air doors are required to climb to operate and overhaul, so that the integrity training of the air door opening and closing degree control equipment of the electric control air doors is critical, no comprehensive air door opening and closing degree control equipment does not have the physical framework of the electric control air doors through optical energy display at present, and the air door opening and closing degree control equipment of the virtual actual electric control air doors is also realized.
In a word, no comprehensive air door opening and closing degree control device exists at present, the physical structure of the electric control air door cannot be displayed by the air door opening and closing degree control device, and the air door opening and closing degree control device of the actual electric control air door can be virtualized.
Disclosure of Invention
In order to solve the problems, the invention provides a maintenance simulation training platform and a training method thereof, which effectively avoid the defect that in the prior art, a comprehensive air door opening and closing degree control device does not have a physical structure capable of displaying an electric control air door without light energy and can also simulate the air door opening and closing degree control device of an actual electric control air door.
In order to overcome the defects in the prior art, the invention provides a solution for maintaining and imitating a training platform and a training method thereof, which comprises the following steps:
a maintenance simulation training platform, comprising:
the device comprises a bearing frame 5, virtual air door opening and closing execution equipment 2, air door opening and closing degree control equipment and movement sleeve equipment 3, wherein an electric power operation box 4 and power supply equipment are arranged on the bearing frame 5; the virtual air door opening and closing execution device 2 is arranged on the bearing frame 5; the virtual air door opening and closing execution device 2 is arranged in the electric power operation box 4 and is connected with the virtual air door opening and closing execution device 2 to control the virtual air door opening and closing execution device 2 to operate; the movement sleeve device 3 is arranged on the bearing frame 5 and is used for being connected with the power supply device and the air door opening and closing degree control device.
In the invention, further, the throttle opening and closing degree control device comprises an installation block 24, a traction motor 22, a slewing bearing 23 for opening and closing a throttle, a linear proximity sensor 27, an angular displacement sensor 25 and a top plate 26; the traction motor 22 is arranged on the installation block 24 and is connected with the virtual air door opening and closing execution equipment, and in addition, the traction motor 22 is connected with the slewing bearing 23 for opening and closing the air door and is used for dragging the slewing bearing 23 for opening and closing the air door to rotate;
the top plate 26 is arranged on the slewing bearing 23 for opening and closing the air door, is used for being contacted with the linear proximity sensor 27, and is constructed as a contact component of the linear proximity sensor 27, and the linear proximity sensor 27 is arranged on the installation block 24 and is connected with the virtual air door opening and closing execution equipment; the angular displacement sensor 25 is disposed on the mounting block 24 and screwed with the slewing bearing 23 for opening and closing the air door, and the angular displacement sensor 25 is connected with the virtual air door opening and closing execution device, and is used for transmitting the collected rotation speed and rotation radian of the slewing bearing 23 for opening and closing the air door to the virtual air door opening and closing execution device.
Further, the outer ring of the slewing bearing 23 for opening and closing the air door is fixedly connected to the installation block 24, the inner ring of the slewing bearing 23 for opening and closing the air door is connected with the rotating rod of the traction motor 22, the rotor of the angular displacement sensor 25 is connected with the inner ring of the slewing bearing 23 for opening and closing the air door, and the top plate 26 is connected with the inner surface of the inner ring of the slewing bearing 23 for opening and closing the air door;
the maintenance simulation training platform further comprises a protective shell 28, wherein the protective shell 28 is connected with the inner ring of the slewing bearing 23 for opening and closing the air door, the protective shell 28 rotates along with the rotation of the slewing bearing 23 for opening and closing the air door, and the protective shell 28 is used for replacing the opening and closing of the air door to perform training.
In the present invention, further, the linear proximity sensor 27 includes a first linear proximity sensor and a second linear proximity sensor, both of which are disposed on the mounting block 24;
further, when the pivoting support 23 for opening and closing the air door rotates by a preset radian, the top plate 26 is connected with the linear proximity sensor I; or the top plate 26 is connected with the second linear proximity sensor when the slewing bearing 23 for opening and closing the air door rotates by a preset radian second.
In the invention, the first linear proximity sensor and the second linear proximity sensor are used, the first linear proximity sensor can be used for stopping under the condition of pi/2 (preset radian I), after the first linear proximity sensor is connected to the top plate 26, the movable contact in the first linear proximity sensor is connected, level data is sent to the virtual air door opening and closing execution equipment to form the first round of stopping, and if the first linear proximity sensor is not used, the second linear proximity sensor is attributed to the backup linear proximity sensor and can be used for stopping at 2 pi/3 (preset radian II), so as to form the linear proximity sensor in a critical area.
In the invention, further, the power supply equipment is a battery, and the battery is arranged on the bearing frame 5 through a battery box 5; naturally, the power supply device can also be connected with alternating current commercial power to supply power for the power operation box 4, the virtual air door opening and closing execution device 2 and the movement sleeve device 3.
Further, the number of the virtual damper opening and closing execution devices 2 is 3, and the radian between the adjacent virtual damper opening and closing execution devices 2 is 2 pi/3.
In detail, when the maintenance simulation training platform provided by the invention operates, the air door opening and closing degree control device controls the operation state of the traction motor 22 according to different conditions, the traction motor 22 is meshed with the inner ring of the slewing bearing 23 for opening and closing the air door through the worm wheel, the inner ring of the slewing bearing 23 for opening and closing the air door is pulled to rotate, so that the opening and closing of the air door (the protective shell 28) is achieved, in addition, the rotation speed and the rotation radian of the air door are fed back in real time by the angular displacement sensor 25, namely, when the top plate 26 touches the linear proximity sensor 27, the linear proximity sensor 27 transmits battery data to the air door opening and closing degree control device, and the air door opening and closing degree control device controls the traction motor 22 to stop operating, so that the linear proximity sensor 27 constrains the opening and closing critical area of the air door.
A training method for maintaining a simulated training platform, comprising:
when the maintenance imitates the operation of a training platform, the air door opening and closing degree control device controls the operation state of the traction motor 22 according to different conditions, the traction motor 22 is meshed with the inner ring of the slewing bearing 23 for opening and closing the air door through the worm wheel, the inner ring of the slewing bearing 23 for opening and closing the air door is pulled to rotate, so that the opening and closing of the air door (the protective shell 28) is achieved, in addition, the angular displacement sensor 25 immediately feeds back the rotating speed and the rotating radian of the air door, namely, when the top plate 26 touches the linear proximity sensor 27, the linear proximity sensor 27 transmits battery data to the air door opening and closing degree control device, and the air door opening and closing degree control device controls the traction motor 22 to stop the operation, so that the linear proximity sensor 27 constrains the opening and closing critical area of the air door.
The beneficial effects of the invention are as follows:
according to the wind turbine generator system air door opening and closing operation control system, the electric operation box, the power supply equipment, the virtual air door opening and closing execution equipment, the air door opening and closing operation control equipment and the movement sleeve equipment are arranged on the bearing frame, and according to the air door opening and closing structure design of the actual electric control air door and the air door opening and closing operation control equipment, the physical framework of the trained air door opening and closing operation control equipment can be well experienced, the virtual real wind turbine generator system air door opening and closing operation control system can be used for carrying out abnormal induction and elimination of abnormal processes of the virtual electric control air door, wiring experiments of the air door opening and closing operation control equipment can be manually operated during training, and training of the electric control air door of the wind turbine generator system is facilitated. The defect that the prior art does not have a comprehensive air door opening and closing degree control device, the physical framework of the electric control air door cannot be displayed by the light energy, and the air door opening and closing degree control device of the virtual actual electric control air door can be effectively avoided.
Drawings
Fig. 1 is a basic structural diagram of an ac unit for servicing a simulated training platform in accordance with the present invention.
Fig. 2 is a basic block diagram of another ac unit of the maintenance simulation training platform of the present invention.
FIG. 3 is a partial block diagram of an AC apparatus of the present invention maintaining a simulated training platform.
Detailed Description
The invention will be further described with reference to the drawings and examples.
As shown in fig. 1-3, a maintenance simulation training platform, comprising:
the device comprises a bearing frame 5, virtual air door opening and closing execution equipment 2, air door opening and closing degree control equipment and movement sleeve equipment 3, wherein an electric power operation box 4 and power supply equipment are arranged on the bearing frame 5; the virtual air door opening and closing execution device 2 is arranged on the bearing frame 5; the virtual air door opening and closing execution device 2 is arranged in the electric power operation box 4 and is connected with the virtual air door opening and closing execution device 2 to control the virtual air door opening and closing execution device 2 to operate; the movement sleeve device 3 is arranged on the bearing frame 5 and is used for being connected with the power supply device and the air door opening and closing degree control device, and is used for carrying out information transmission training. The virtual air door opening and closing execution device 2 is a controller or a singlechip.
According to the maintenance simulation training platform provided by the invention, the electric control air door is modularized by arranging the electric power operation box 4, the power supply equipment, the virtual air door opening and closing execution equipment 2, the air door opening and closing degree control equipment and the movement sleeve equipment 3 on the bearing frame 5, and the physical framework of the air door opening and closing degree control equipment can be mastered according to the air door opening and closing framework system and the air door opening and closing degree control equipment of the actual electric control air door, so that the physical framework of the air door opening and closing degree control equipment can be mastered by training with good experience, the virtual actual electric control air door opening and closing operation control system can be used for carrying out virtual electric control air door abnormality induction and eliminating abnormal processes, and the training of a connecting cable of the air door opening and closing degree control equipment can be manually operated during training.
In detail, the maintenance simulation training platform provided by the invention has the same performance as an actual electric control air door, can achieve all operation control and abnormal setting and maintenance performances related to opening and closing of the air door, and achieves the overall virtual training performance.
In the invention, further, the throttle opening and closing degree control device comprises an installation block 24, a traction motor 22, a slewing bearing 23 for opening and closing a throttle, a linear proximity sensor 27, an angular displacement sensor 25 and a top plate 26; the traction motor 22 is arranged on the installation block 24 and is connected with the virtual air door opening and closing execution equipment, and in addition, the traction motor 22 is connected with the slewing bearing 23 for opening and closing the air door and is used for dragging the slewing bearing 23 for opening and closing the air door to rotate;
the top plate 26 is arranged on the slewing bearing 23 for opening and closing the air door, is used for being contacted with the linear proximity sensor 27, and is constructed as a contact component of the linear proximity sensor 27, and the linear proximity sensor 27 is arranged on the installation block 24 and is connected with the virtual air door opening and closing execution equipment; the angular displacement sensor 25 is disposed on the mounting block 24 and screwed with the slewing bearing 23 for opening and closing the air door, and the angular displacement sensor 25 is connected with the virtual air door opening and closing execution device, and is used for transmitting the collected rotation speed and rotation radian of the slewing bearing 23 for opening and closing the air door to the virtual air door opening and closing execution device.
Further, the outer ring of the slewing bearing 23 for opening and closing the air door is fixedly connected to the installation block 24, the inner ring of the slewing bearing 23 for opening and closing the air door is connected with the rotating rod of the traction motor 22, the rotor of the angular displacement sensor 25 is connected with the inner ring of the slewing bearing 23 for opening and closing the air door, and the top plate 26 is connected with the inner surface of the inner ring of the slewing bearing 23 for opening and closing the air door;
the maintenance simulation training platform further comprises a protective shell 28, the protective shell 28 is connected with the inner ring of the slewing bearing 23 for opening and closing the air door, the protective shell 28 rotates along with the rotation of the slewing bearing 23 for opening and closing the air door, and the protective shell 28 replaces the air door for opening and closing to perform training, so that the reliability during training is improved.
In the present invention, further, the linear proximity sensor 27 includes a first linear proximity sensor and a second linear proximity sensor, both of which are disposed on the mounting block 24;
further, when the pivoting support 23 for opening and closing the air door rotates by a preset radian, the top plate 26 is connected with the linear proximity sensor I; or the top plate 26 is connected with the second linear proximity sensor when the slewing bearing 23 for opening and closing the air door rotates by a preset radian second.
In the invention, the first linear proximity sensor and the second linear proximity sensor are used, the first linear proximity sensor can be used for stopping under the condition of pi/2 (preset radian I), after the first linear proximity sensor is connected to the top plate 26, the movable contact in the first linear proximity sensor is connected, level data is sent to the virtual air door opening and closing execution equipment to form the first round of stopping, and if the first linear proximity sensor is not used, the second linear proximity sensor is attributed to the backup linear proximity sensor and can be used for stopping at 2 pi/3 (preset radian II), so as to form the linear proximity sensor in a critical area.
In the invention, further, the power supply equipment is a battery, and the battery is arranged on the bearing frame 5 through a battery box 5; naturally, the power supply device can also be connected with alternating current commercial power to supply power for the power operation box 4, the virtual air door opening and closing execution device 2 and the movement sleeve device 3.
Further, the number of the virtual damper opening and closing execution devices 2 is 3, and the radian between the adjacent virtual damper opening and closing execution devices 2 is 2 pi/3.
In detail, when the maintenance simulation training platform provided by the invention operates, the air door opening and closing degree control device controls the operation state of the traction motor 22 according to different conditions, the traction motor 22 is meshed with the inner ring of the slewing bearing 23 for opening and closing the air door through the worm wheel, the inner ring of the slewing bearing 23 for opening and closing the air door is pulled to rotate, so that the opening and closing of the air door (the protective shell 28) is achieved, in addition, the rotation speed and the rotation radian of the air door are fed back in real time by the angular displacement sensor 25, namely, when the top plate 26 touches the linear proximity sensor 27, the linear proximity sensor 27 transmits battery data to the air door opening and closing degree control device, and the air door opening and closing degree control device controls the traction motor 22 to stop operating, so that the linear proximity sensor 27 constrains the opening and closing critical area of the air door.
According to the maintenance simulation training platform provided by the invention, the electric power operation box, the power supply equipment, the virtual air door opening and closing execution equipment, the air door opening and closing degree control equipment and the movement sleeve equipment are arranged on the bearing frame, and the physical framework of the trained air door opening and closing degree control equipment obtained in a good sense can be experienced according to the air door opening and closing framework of the actual electric air door and the air door opening and closing degree control equipment, the virtual actual electric air door opening and closing operation control device can also be used for carrying out virtual electric air door abnormality induction and eliminating abnormal processes, and the training of the connecting cable of the air door opening and closing degree control equipment can also be manually operated during the training period, so that the training of the electric air door can be facilitated.
A training method for maintaining a simulated training platform, comprising:
when the maintenance imitates the operation of a training platform, the air door opening and closing degree control device controls the operation state of the traction motor 22 according to different conditions, the traction motor 22 is meshed with the inner ring of the slewing bearing 23 for opening and closing the air door through the worm wheel, the inner ring of the slewing bearing 23 for opening and closing the air door is pulled to rotate, so that the opening and closing of the air door (the protective shell 28) is achieved, in addition, the angular displacement sensor 25 immediately feeds back the rotating speed and the rotating radian of the air door, namely, when the top plate 26 touches the linear proximity sensor 27, the linear proximity sensor 27 transmits battery data to the air door opening and closing degree control device, and the air door opening and closing degree control device controls the traction motor 22 to stop the operation, so that the linear proximity sensor 27 constrains the opening and closing critical area of the air door.
According to the maintenance simulation training platform provided by the invention, the electric power operation box, the power supply equipment, the virtual air door opening and closing execution equipment, the air door opening and closing degree control equipment and the movement sleeve equipment are arranged on the bearing frame, and the physical framework of the trained air door opening and closing degree control equipment obtained in a good sense can be experienced according to the air door opening and closing framework of the actual electric air door and the air door opening and closing degree control equipment, the virtual actual electric air door opening and closing operation control device can also be used for carrying out virtual electric air door abnormality induction and eliminating abnormal processes, and the training of the connecting cable of the air door opening and closing degree control equipment can also be manually operated during the training period, so that the training of the electric air door can be facilitated.
The present invention has been described above by way of illustration of the embodiments, and it will be apparent to those skilled in the art that the present disclosure is not limited to the embodiments described above, but is capable of various modifications, alterations and substitutions without departing from the scope of the present invention.

Claims (7)

1. A maintenance simulation training platform, comprising:
the device comprises a bearing frame, virtual air door opening and closing execution equipment, air door opening and closing degree control equipment and movement sleeve equipment, wherein an electric power operation box and power supply equipment are arranged on the bearing frame; the virtual air door opening and closing execution equipment is arranged on the bearing frame; the virtual air door opening and closing execution equipment is arranged in the electric power operation box, is connected with the air door opening and closing degree control equipment and is used for controlling the virtual air door opening and closing execution equipment to operate; the movement sleeve device is arranged on the bearing frame and is used for being connected with the power supply device and the air door opening and closing degree control device;
the air door opening and closing degree control equipment comprises an installation block, a traction motor, a slewing bearing for opening and closing the air door, a linear proximity sensor, an angular displacement sensor and a top plate; the traction motor is arranged on the installation block and is connected with the virtual air door opening and closing execution equipment, and in addition, the traction motor is connected with the slewing bearing for opening and closing the air door and is used for traction the slewing bearing for opening and closing the air door to rotate;
the top plate is arranged on the slewing bearing for opening and closing the air door and is used for being contacted with a linear proximity sensor, and the linear proximity sensor is a contact component of the linear proximity sensor, is arranged on the installation block and is connected with the virtual air door opening and closing execution equipment; the angular displacement sensor is arranged on the installation block and is in screwed connection with the slewing bearing for opening and closing the air door, and in addition, the angular displacement sensor is connected with the virtual air door opening and closing execution equipment and is used for transmitting the collected rotation speed and rotation radian of the slewing bearing for opening and closing the air door to the virtual air door opening and closing execution equipment;
the outer ring of the slewing bearing for opening and closing the air door is fixedly connected to the installation block, the inner ring of the slewing bearing for opening and closing the air door is connected with the rotating rod of the traction motor, the rotor of the angular displacement sensor is connected with the inner ring of the slewing bearing for opening and closing the air door, and the top plate is connected with the inner surface of the inner ring of the slewing bearing for opening and closing the air door.
2. The maintenance simulation training platform of claim 1 further comprising a protective shell coupled to the inner ring of the slewing bearing for damper opening and closing, the protective shell being rotated in response to rotation of the slewing bearing for damper opening and closing, the training being performed with the protective shell in place of damper opening and closing.
3. The maintenance simulation training platform of claim 2, wherein the linear proximity sensor comprises a first linear proximity sensor and a second linear proximity sensor, both of which are provided on the installation block;
when the slewing bearing for opening and closing the air door rotates by a preset radian, the top plate is connected with the linear proximity sensor I; or when the slewing bearing for opening and closing the air door rotates for a preset radian II, the top plate is connected with the linear proximity sensor II.
4. A maintenance simulation training platform according to claim 3, wherein the first linear proximity sensor and the second linear proximity sensor are used, the first linear proximity sensor can stop position under pi/2 condition, after the first linear proximity sensor is connected to the top plate, the movable contact in the first linear proximity sensor is connected, and the level data is sent to the virtual air door opening and closing execution equipment to form the first round stop position, and if the first linear proximity sensor is not used, the second linear proximity sensor is back-up to the linear proximity sensor which can stop position at 2 pi/3 to form the linear proximity sensor of the critical area.
5. The maintenance simulation training platform of claim 4, wherein the power supply device is a battery, and the battery is provided on the carrying frame via a battery box; naturally, the power supply device can also be connected with alternating current commercial power to supply power for the power operation box, the virtual air door opening and closing execution device and the sports sleeve device.
6. The maintenance simulation training platform of claim 5, wherein the number of the virtual damper opening and closing execution devices is 3, and the radian between adjacent virtual damper opening and closing execution devices 2 is 2Ω/3.
7. A method of training a maintenance simulation training platform as claimed in any one of claims 1 to 6, comprising:
when the maintenance imitates the operation of a training platform, the air door opening and closing degree control equipment controls the operation state of the traction motor according to different conditions, the traction motor is meshed with the inner ring of the slewing bearing for opening and closing the air door through the worm wheel, and the inner ring of the slewing bearing for opening and closing the air door is pulled to rotate, so that the opening and closing of the air door are achieved, in addition, the rotation speed and the rotation radian of the air door are fed back in real time through the angular displacement sensor, namely, when the top plate touches the linear proximity sensor, the linear proximity sensor transmits storage battery data to the air door opening and closing degree control equipment, and the air door opening and closing degree control equipment controls the traction motor to stop operation, so that the linear proximity sensor constrains the air door to open and close a critical zone.
CN202210215885.1A 2022-03-07 2022-03-07 Maintenance imitation training platform and training method thereof Active CN114582191B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210215885.1A CN114582191B (en) 2022-03-07 2022-03-07 Maintenance imitation training platform and training method thereof

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Application Number Priority Date Filing Date Title
CN202210215885.1A CN114582191B (en) 2022-03-07 2022-03-07 Maintenance imitation training platform and training method thereof

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CN114582191B true CN114582191B (en) 2024-01-26

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108016238A (en) * 2017-11-28 2018-05-11 江西昌河汽车有限责任公司 Air conditioning control method, controller, control system and readable storage medium storing program for executing
CN108691561A (en) * 2018-05-14 2018-10-23 兖州煤业股份有限公司 Axial flow blower trining mock up
CN209570139U (en) * 2019-03-26 2019-11-01 宁波奥克斯电气股份有限公司 Air door opens and closes the detection device of angle, smoke machine
CN111022102A (en) * 2019-12-06 2020-04-17 山东中昶机电设备有限公司 Single-door single-gear centralized control split air door
CN111271852A (en) * 2019-08-28 2020-06-12 青岛拓步科技有限公司 Automatic black box detection device for opening and closing position state of air door
CN113110222A (en) * 2021-05-06 2021-07-13 山东蓝光软件有限公司 Mine holographic safety intelligent air door control system and method
CN215430220U (en) * 2021-07-12 2022-01-07 浙江中烟工业有限责任公司 Differential pressure feedback control device based on FS51A type winnowing

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108016238A (en) * 2017-11-28 2018-05-11 江西昌河汽车有限责任公司 Air conditioning control method, controller, control system and readable storage medium storing program for executing
CN108691561A (en) * 2018-05-14 2018-10-23 兖州煤业股份有限公司 Axial flow blower trining mock up
CN209570139U (en) * 2019-03-26 2019-11-01 宁波奥克斯电气股份有限公司 Air door opens and closes the detection device of angle, smoke machine
CN111271852A (en) * 2019-08-28 2020-06-12 青岛拓步科技有限公司 Automatic black box detection device for opening and closing position state of air door
CN111022102A (en) * 2019-12-06 2020-04-17 山东中昶机电设备有限公司 Single-door single-gear centralized control split air door
CN113110222A (en) * 2021-05-06 2021-07-13 山东蓝光软件有限公司 Mine holographic safety intelligent air door control system and method
CN215430220U (en) * 2021-07-12 2022-01-07 浙江中烟工业有限责任公司 Differential pressure feedback control device based on FS51A type winnowing

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