TWI708631B - Control system and control method of dust collector - Google Patents
Control system and control method of dust collector Download PDFInfo
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- TWI708631B TWI708631B TW105130041A TW105130041A TWI708631B TW I708631 B TWI708631 B TW I708631B TW 105130041 A TW105130041 A TW 105130041A TW 105130041 A TW105130041 A TW 105130041A TW I708631 B TWI708631 B TW I708631B
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Abstract
提供以依據藉由配置於吸氣口及吸氣路徑等之複數場所的粉塵感測器所計測之粉塵量‧粉塵濃度等的計測資料，使集塵機有效率地動作之方式進行控制的系統及方法。 Provides a system and method for controlling the dust collector efficiently based on the measurement data of the dust amount and the dust concentration measured by the dust sensor arranged in the plural places such as the suction port and the suction path .
在移送以可利用於設備機器的空氣作為媒體的灰塵及粉塵時，於可控制成因應周圍環境之旋轉數的集塵機馬達中，尤其在為了使集塵機設備機器運作所具備的換流器中具備控制集塵機風扇的旋轉輸出的控制器，以藉由環境計測感測器‧導管內風壓感測器所計測之計測資料為基準，藉由將已計測出之數值的訊號無線發送至控制器，推算出集塵機馬達的適切旋轉數，從控制器對換流器發出指令時，藉由輸出集塵機馬達的旋轉數控制指令，可考慮作業環境，時常減低集塵機馬達的消費電力。 When transferring dust and dust that uses air that can be used in equipment as a medium, it is controlled in the dust collector motor that can control the number of revolutions in response to the surrounding environment, especially in the inverter provided for the operation of the dust collector equipment The controller for the rotation output of the dust collector fan is based on the measurement data measured by the environmental measurement sensor ‧ the air pressure sensor in the duct, and wirelessly sends the signal of the measured value to the controller to calculate The appropriate number of rotations of the dust collector motor is obtained. When a command is issued from the controller to the inverter, by outputting the number of rotation control commands of the dust collector motor, the operating environment can be considered and the power consumption of the dust collector motor can be reduced from time to time.
Description
本發明係關於設置於各種製造工場的製造現場之集塵機的控制系統及控制方法，尤其，關於依據藉由配置於吸氣口及吸氣路徑的粉塵感測器所計測之粉塵量‧粉塵濃度等的計測資料，來控制集塵機的動作之系統及方法。 The present invention relates to a control system and a control method for dust collectors installed in the manufacturing sites of various manufacturing plants, and in particular, to the amount of dust and the concentration of dust, etc. measured by dust sensors arranged in the suction port and the suction path The system and method of controlling the action of the dust collector.
於鑄造工場等的製造現場中，因為研磨‧切削作業(去毛邊，磨砂)，恆常性地發生金屬粉等的粉塵。又，根據製造工程，也會發生煙霧、有毒氣體、惡臭等。 In manufacturing sites such as foundries, metal dust and other dust are constantly generated due to grinding and cutting operations (deburring, sanding). In addition, depending on the manufacturing process, smoke, toxic gas, bad smell, etc. may also occur.
該等粉塵對於人體及環境有害，故在工場內對粉塵作集塵而進行無害化處理等，於工場內及工場外都必須相當注意環境保護。 Such dust is harmful to the human body and the environment. Therefore, the dust is collected in the workshop for harmless treatment, etc., and attention must be paid to environmental protection in and outside the workshop.
圖7及圖8係揭示先前之集塵機(系統)之構造的概略圖。如圖7所示，集塵機馬達的運轉係直接於電源驅動電路中，以50Hz額定運轉者。 Figures 7 and 8 are schematic diagrams showing the structure of the previous dust collector (system). As shown in Figure 7, the operation of the dust collector motor is directly in the power drive circuit, which is operated at 50 Hz.
或者，如圖8所示，集塵機馬達的運轉係藉由內藏換流器的頻率設定，來進行旋轉數控制者。 Or, as shown in Fig. 8, the operation of the dust collector motor is controlled by the frequency setting of the built-in inverter.
在如前述之先前方式的先前之集塵機(系統)中，可 因應工場的運作狀況，利用調節集塵機馬達的旋轉數，進行有效率的運轉。 In the previous dust collector (system) like the previous method mentioned above, According to the operating conditions of the factory, the rotation speed of the dust collector motor is adjusted for efficient operation.
另一方面，於專利文獻1，記載一種預拌混凝土製造工場的集塵裝置，具有複數吸引導管/吸引口，於各吸引口附近具備粉塵感測器，因應各粉塵感測器中所檢測出的粉塵濃度，利用以換流器控制來調整兩台集塵機的吸引力，可一邊減少無謂之能源浪費一邊進行洗淨的集塵裝置。
On the other hand,
又，於專利文獻2，記載一種鑄造線之集塵機的運轉監視系統，以安裝於集塵機周邊，計測各種屬性之複數訊號線連接於區域單元，進而於區域單元中根據各感測器的計測值，運算出粉塵量及粉塵種類、粉塵濃度等，藉由遠端單元，監視集塵機的運轉的系統。 In addition, Patent Document 2 describes an operation monitoring system for a dust collector of a casting line, which is installed around the dust collector, and a plurality of signal lines that measure various attributes are connected to the area unit, and then the area unit is based on the measured value of each sensor. A system that calculates the amount of dust, the type of dust, and the concentration of dust, and the remote unit monitors the operation of the dust collector.
〔專利文獻1〕日本特開2010-76101號公報 [Patent Document 1] JP 2010-76101 A
〔專利文獻2〕日本特開2002-73152號公報 [Patent Document 2] JP 2002-73152 A
然而，在專利文獻1記載的集塵裝置中，雖能以複數粉塵感測器檢測出各處的粉塵濃度，控制粉塵裝置的動作，來謀求粉塵裝置整體的效率化‧節能化，但是，難以應用作為如必須配置複數吸氣口之大型工場用的集塵裝
置。
However, in the dust collection device described in
在專利文獻2記載的監視系統中，於鑄造線的集塵機中，根據從複數感測器所得之計測資料，取得且運算出粉塵量等，但是，此係目的為系統的異常偵測者，雖然可在異常發生時管理者以手動進行機器控制，但並不是在平常運轉時控制集塵裝置的動作，以謀求效率化‧節能化者。 In the monitoring system described in Patent Document 2, the dust collector of the casting line obtains and calculates the amount of dust based on the measurement data obtained from the plural sensors. However, this is the purpose of the abnormal detection of the system. The manager can manually control the machine when an abnormality occurs, but it is not a person who controls the operation of the dust collector during normal operation to achieve efficiency and energy saving.
又另一方面，使集塵機的吸氣風壓極端變化的話，有對集塵機馬達造成過度負擔之虞。 On the other hand, if the suction air pressure of the dust collector is changed extremely, an excessive load may be placed on the motor of the dust collector.
本發明係有鑑於此種情況所發明者，提供以依據藉由配置於吸氣口及吸氣路徑等之複數場所的粉塵感測器所計測之粉塵量‧粉塵濃度等的計測資料，使集塵機有效率地動作之方式進行控制的系統及方法。 The present invention was developed in view of this situation, and provides a dust collector based on measurement data such as the amount of dust and the concentration of dust measured by dust sensors arranged in multiple places such as the suction port and the suction path. System and method for controlling in an efficient way.
有鑑於前述解決課題而銳意研究的結果，本案發明者係想到在移送以可利用於設備機器的空氣作為媒體的灰塵及粉塵時，於可控制成因應周圍環境之旋轉數的集塵機馬達中，尤其在為了使集塵機設備機器運作所具備的換流器中具備控制集塵機風扇的旋轉輸出的控制器，以藉由環境計測感測器‧導管內風壓感測器所計測之計測資料為基準，藉由將已計測出之數值的訊號無線發送至控制器，推算出集塵機馬達的適切旋轉數，從控制器對換流器發出指令時，藉由輸出集塵機馬達的旋轉數控制指令，可考慮作業環境，時常減低集塵機馬達的消費電力。 In view of the results of intensive research in view of the aforementioned problem, the inventor of the present application thought of transferring dust and dust with air that can be used in equipment as a medium, in a dust collector motor that can control the number of rotations according to the surrounding environment, especially The inverter for the operation of the dust collector equipment is equipped with a controller that controls the rotation output of the dust collector fan, and is based on the measurement data measured by the environmental measurement sensor ‧ the air pressure sensor in the duct. The signal of the measured value is sent wirelessly to the controller to calculate the appropriate number of rotations of the dust collector motor. When the controller sends a command to the inverter, the operation environment can be considered by outputting the number of rotation control commands of the dust collector motor , Often reduce the power consumption of the dust collector motor.
亦即，本發明是提供一種集塵機的控制系統，具有複數吸氣口的集塵機，在各吸氣口的附近具備粉塵感測器，於連通於各吸氣口與集塵器之間的吸氣路徑的前述集塵機附近具備風壓感測器，且具有依據從前述各粉塵感測器及前述風壓感測器接收的計測資料，對於前述集塵機發出控制訊號的控制單元。 That is, the present invention provides a control system for a dust collector. A dust collector with a plurality of suction ports is provided with a dust sensor in the vicinity of each suction port, and the suction is connected between each suction port and the dust collector. A wind pressure sensor is provided near the dust collector in the path, and a control unit that sends a control signal to the dust collector based on the measurement data received from the dust sensors and the wind pressure sensor.
於本發明之集塵機的控制系統中，在與前述吸氣路徑的前述集塵機附近不同的位置具備1或複數風壓感測器，又，在與前述各吸氣口附近不同的位置具備1或複數粉塵感測器亦可。 In the dust collector control system of the present invention, 1 or plural wind pressure sensors are provided at a position different from the vicinity of the dust collector in the suction path, and 1 or plural wind pressure sensors are provided at positions different from the vicinity of the respective suction ports. Dust sensors are also available.
藉此，可取得與集塵機附近不同的位置之風壓，及與各吸氣口附近不同的位置之粉塵量的計測資料，於控制單元中可進行更高精度的控制。 Thereby, the wind pressure at a location different from that near the dust collector and the measurement data of the amount of dust at a location different from the vicinity of each suction port can be obtained, and higher precision control can be performed in the control unit.
於本發明之集塵機的控制系統中，特徵為前述粉塵感測器及前述風壓感測器，係具備用以與前述控制單元進行通訊的無線通訊手段。 In the control system of the dust collector of the present invention, the dust sensor and the wind pressure sensor are characterized in that they are equipped with wireless communication means for communicating with the control unit.
藉此，於粉塵多、溫度濕度等的環境惡劣的製造現場中，可減低機器及配線的負擔。 In this way, the burden of equipment and wiring can be reduced in a manufacturing site with a lot of dust, temperature and humidity, and other harsh environments.
又，本發明是提供一種集塵機的控制方法，其特徵為於具有複數吸氣口的集塵機中，在各吸氣口的附近具備粉塵感測器，於連通於各吸氣口與集塵器之間的吸氣路徑的前述集塵機附近具備風壓感測器，且於控制單元中，從前述各粉塵感測器及前述風壓感測器接收計測資料，並依據該計測資料，對於前述集塵機發出控制訊號的控制方法。 Furthermore, the present invention provides a method for controlling a dust collector, which is characterized in that in a dust collector having a plurality of suction ports, a dust sensor is provided near each suction port, and the dust sensor is connected between each suction port and the dust collector. A wind pressure sensor is provided in the vicinity of the dust collector in the air suction path, and the control unit receives measurement data from the dust sensors and the wind pressure sensor, and sends out to the dust collector based on the measurement data. The control method of the control signal.
於本發明之集塵機的控制方法中，在與前述吸氣路徑的前述集塵機附近不同的位置具備1或複數風壓感測器，又，在與前述各吸氣口附近不同的位置具備1或複數粉塵感測器亦可。 In the dust collector control method of the present invention, 1 or plural wind pressure sensors are provided at a position different from the vicinity of the dust collector in the suction path, and 1 or plural wind pressure sensors are provided at a position different from the vicinity of each suction port. Dust sensors are also available.
藉此，可取得與集塵機附近不同的位置之風壓，及與各吸氣口附近不同的位置之粉塵量的計測資料，於控制單元中可進行更高精度的控制。 Thereby, the wind pressure at a location different from that near the dust collector and the measurement data of the amount of dust at a location different from the vicinity of each suction port can be obtained, and higher precision control can be performed in the control unit.
於本發明之集塵機的控制方法中，特徵為前述粉塵感測器及前述風壓感測器，係具備用以與前述控制單元進行通訊的無線通訊手段。 In the control method of the dust collector of the present invention, it is characterized in that the dust sensor and the wind pressure sensor are equipped with wireless communication means for communicating with the control unit.
藉此，於粉塵多、溫度濕度等的環境惡劣的製造現場中，可減低機器及配線的負擔。 In this way, the burden of equipment and wiring can be reduced in a manufacturing site with a lot of dust, temperature and humidity, and other harsh environments.
如以上所說明般，依據本發明之集塵機的控制系統及控制方法，能以依據藉由配置於吸氣口及吸氣路徑等之複數場所的粉塵感測器所計測之粉塵量‧粉塵濃度等的計測資料，使集塵機有效率地動作之方式進行控制。 As explained above, the control system and control method of the dust collector according to the present invention can be based on the amount of dust and the concentration of dust measured by the dust sensors arranged in multiple places such as the suction port and the suction path The measurement data of the dust collector can be controlled in a way that makes the dust collector operate efficiently.
藉此，可削減集塵機的消費電力，且削減二氧化碳的排出量。又，可不損及集塵機的馬達等之零件的耐久性，延長集塵機的壽命。 As a result, the power consumption of the dust collector can be reduced, and the emission of carbon dioxide can be reduced. In addition, the durability of parts such as the motor of the dust collector can be maintained, and the life of the dust collector can be extended.
1‧‧‧微粒子感測器 1‧‧‧Particle sensor
2‧‧‧微粒子感測器 2‧‧‧Particle sensor
3‧‧‧微粒子感測器 3‧‧‧Particle sensor
A‧‧‧粉塵感測器 A‧‧‧Dust Sensor
B‧‧‧粉塵感測器 B‧‧‧Dust Sensor
C‧‧‧粉塵感測器 C‧‧‧Dust Sensor
D‧‧‧粉塵感測器 D‧‧‧Dust Sensor
圖1係概略揭示本發明一實施形態之集塵機的控制系 統之整體概要的圖。 Figure 1 outlines the control system of the dust collector of an embodiment of the present invention A diagram of the overall outline of the system.
圖2係概略揭示本發明其他實施形態之集塵機的控制系統之整體概要的圖。 Fig. 2 is a diagram schematically showing the overall outline of a control system of a dust collector according to another embodiment of the present invention.
圖3係概略揭示本發明另其他實施形態之集塵機的控制系統之整體概要的圖。 Fig. 3 is a diagram schematically showing the overall outline of the control system of the dust collector according to another embodiment of the present invention.
圖4係概略揭示本發明之集塵機的控制系統及控制方法的一實施例中控制單元的內部構造的圖。 4 is a diagram schematically showing the internal structure of a control unit in an embodiment of the control system and control method of the dust collector of the present invention.
圖5係概略揭示本發明之集塵機的控制系統及控制方法的一實施例中控制單元的內部構造的圖。 5 is a diagram schematically showing the internal structure of the control unit in an embodiment of the control system and control method of the dust collector of the present invention.
圖6係揭示本發明之集塵機的控制系統及控制方法的實施例中依據計測資料之控制的具體例的圖表。 Fig. 6 is a diagram showing a specific example of control based on measurement data in the embodiment of the control system and control method of the dust collector of the present invention.
圖7係揭示先前的集塵機(系統)之構造的概略圖。 Fig. 7 is a schematic diagram showing the structure of a conventional dust collector (system).
圖8係揭示先前的集塵機(系統)之構造的概略圖。 Fig. 8 is a schematic diagram showing the structure of a conventional dust collector (system).
以下，一邊參照添附圖面，一邊詳細說明用以實施本發明之集塵機的控制系統及控制方法的最佳形態。圖1~圖8係例示本發明之實施形態的圖，於該等圖中，附加相同符號的部分表示同一物品，基本構造及動作相同者。 Hereinafter, while referring to the attached drawings, the best mode of the control system and control method for the dust collector of the present invention will be described in detail. Figures 1 to 8 are diagrams illustrating embodiments of the present invention. In these figures, parts with the same reference numerals represent the same article, and the basic structure and operation are the same.
圖1係概略揭示本發明一實施形態之集塵機的控制系統之整體概要的圖。 Fig. 1 is a diagram schematically showing the overall outline of a control system of a dust collector according to an embodiment of the present invention.
於圖1中，本系統係具有設置於製造現場之各處的吸氣口A~D的集塵機，與控制其的控制單元，於各吸氣口的附近具備粉塵感測器，於連接各吸氣口與集塵機之吸氣 路徑的集塵機附近，具備風壓感測器的構造。 In Figure 1, this system is a dust collector with suction ports A~D installed at various places in the manufacturing site, and a control unit that controls them. Dust sensors are provided near each suction port, and each suction port is connected to each dust collector. Air port and suction of dust collector Near the dust collector of the route, there is a structure with a wind pressure sensor.
粉塵感測器A~D係分別即時計測吸氣口附近之粉塵量，並利用無線通訊將計測資料發送至控制單元。 Dust sensors A~D respectively measure the amount of dust near the suction port in real time, and use wireless communication to send the measured data to the control unit.
風壓感測器係即時計測吸氣路徑的集塵機附近之風壓，並利用有線通訊將計測資料發送至控制單元。 The wind pressure sensor measures the wind pressure near the dust collector in the suction path in real time, and uses wired communication to send the measured data to the control unit.
控制單元係依據從粉塵感測器A~D接收的計測資料進行解析，對於集塵機發出控制訊號。例如，可進行各吸氣口的附近之粉塵量多時提升集塵機的吸氣量，各吸氣口的附近之粉塵量少時降低集塵機的吸氣量的控制。又，即使各吸氣口的附近之粉塵量少之狀況中，也能以為了保護集塵機馬達而確保一定的規定風壓之方式進行控制。 The control unit analyzes the measurement data received from the dust sensors A~D and sends out control signals to the dust collector. For example, when the amount of dust near each suction port is large, the suction volume of the dust collector is increased, and when the amount of dust near each suction port is small, it can be controlled to decrease the suction volume of the dust collector. In addition, even in a situation where the amount of dust in the vicinity of each suction port is small, it can be controlled to ensure a certain predetermined wind pressure in order to protect the dust collector motor.
圖2係概略揭示本發明其他實施形態之集塵機的控制系統之整體概要的圖。 Fig. 2 is a diagram schematically showing the overall outline of a control system of a dust collector according to another embodiment of the present invention.
於圖2中，本系統係於圖1所示之實施形態中，在與吸氣路徑的集塵機附近不同的位置也具備風壓感測器的構造。 In Fig. 2, this system is in the embodiment shown in Fig. 1, and is also equipped with a wind pressure sensor at a position different from the vicinity of the dust collector in the suction path.
藉由也利用在與集塵機附近不同的位置之風壓的計測資料，控制單元可進行更高精度的控制。 By also using measurement data of wind pressure at a location different from that near the dust collector, the control unit can perform more precise control.
圖3係概略揭示本發明另其他實施形態之集塵機的控制系統之整體概要的圖。 Fig. 3 is a diagram schematically showing the overall outline of the control system of the dust collector according to another embodiment of the present invention.
於圖3中，本系統係於圖2所示之實施形態中，在與各吸氣口附近不同的位置也具備粉塵感測器的構造。 In Fig. 3, this system is in the embodiment shown in Fig. 2, and has a structure with a dust sensor at a position different from the vicinity of each suction port.
藉由也利用在與各吸氣口附近不同的位置之粉塵量的計測資料，控制單元可進行更高精度的控制。 By also using the measurement data of the amount of dust at a location different from the vicinity of each suction port, the control unit can perform more precise control.
於前述各實施形態之集塵機的控制系統中，設置於製造線場內之粉塵感測器及風壓感測器，全部具備用以與前述控制單元進行通訊的無線通訊手段。藉此，於粉塵多、溫度濕度等的環境惡劣的製造現場中，可減低機器及配線的負擔。 In the control system of the dust collector of each of the foregoing embodiments, the dust sensor and the wind pressure sensor installed in the manufacturing line are all equipped with wireless communication means for communicating with the aforementioned control unit. In this way, the burden of equipment and wiring can be reduced in a manufacturing site with a lot of dust, temperature and humidity, and other harsh environments.
以下揭示本發明之集塵機的控制系統及控制方法的實施例。 The following discloses embodiments of the control system and control method of the dust collector of the present invention.
圖4及圖5係概略揭示本發明之集塵機的控制系統及控制方法的一實施例中控制單元的內部構造的圖。 4 and 5 are diagrams schematically showing the internal structure of the control unit in an embodiment of the control system and control method of the dust collector of the present invention.
圖4所示係於集塵機的控制盤中內藏用以進行馬達控制的換流器時的內部構造，圖5所示係於集塵機的控制盤中不內藏用以進行馬達控制的換流器時的內部構造。 Figure 4 shows the internal structure when an inverter for motor control is built into the control panel of the dust collector. Figure 5 shows the internal structure when the inverter for motor control is not built into the control panel of the dust collector. The internal structure of the time.
如圖4所示，利用將控制器連接於既設之集塵機的控制盤，構成本發明之集塵機的控制系統。在控制器中，係以依據預先設定於微電腦的基準粉塵濃度、藉由微粒子感測器1~3(粉塵感測器)所計測之粉塵量資料與藉由導管內的風壓感測器所計測之風壓值來進行運算，因應運算結果，推算出最佳之集塵機馬達的旋轉數，並對於集塵機控制盤的內藏換流器發出用以控制集塵機馬達的旋轉數的訊號。
As shown in Fig. 4, the control panel of the existing dust collector is used to connect the controller to the control system of the dust collector of the present invention. In the controller, it is based on the reference dust concentration preset in the microcomputer, the dust volume data measured by the
如圖5所示，在使用換流器內藏型的控制器時，於控制器中，以依據預先設定於微電腦的基準粉塵濃度、藉由
微粒子感測器1~3(粉塵感測器)所計測之粉塵量資料與藉由導管內風壓感測器所計測之風壓值來進行運算，因應運算結果，推算出最佳之集塵機馬達的旋轉數，並對於控制器的內藏換流器發出用以控制集塵機馬達的旋轉數的訊號。
As shown in Figure 5, when using a built-in inverter controller, in the controller, based on the reference dust concentration preset in the microcomputer, by
The dust volume data measured by the
圖6係揭示本發明之集塵機的控制系統及控制方法的實施例中依據計測資料之控制的具體例的圖表。 Fig. 6 is a diagram showing a specific example of control based on measurement data in the embodiment of the control system and control method of the dust collector of the present invention.
如圖6所示，可進行開始運轉約10分鐘後，因為粉塵量多，以額定頻率50Hz進行運轉，在運轉開始約30分鐘後，因為粉塵量穩定落於低量，切換成以最低頻率30Hz的運轉之控制。 As shown in Figure 6, it is possible to start operation for about 10 minutes. Because of the large amount of dust, operate at the rated frequency of 50Hz. About 30 minutes after the start of operation, because the amount of dust has stabilized at a low level, switch to the lowest frequency of 30Hz. The operation of the control.
以其他微粒子感測器值及風壓感測器值為基準，在額定頻率(50Hz)與最低頻率(30Hz)之間決定頻率。 The frequency is determined between the rated frequency (50Hz) and the lowest frequency (30Hz) based on the values of other particulate sensor and wind pressure sensor.
以上，已針對本發明之集塵機的控制系統及控制方法，揭示並說明具體實施形態，但是，本發明並不限定於該等。只要是當業者，可於不脫離本發明之要旨的範圍內，對前述各實施形態之各機器的構造及功能施加各種變更‧改良。 Above, specific embodiments have been disclosed and described for the control system and control method of the dust collector of the present invention, but the present invention is not limited to these. As long as you are in the business, you can make various changes and improvements to the structure and function of the devices in the foregoing embodiments without departing from the scope of the present invention.
本發明之集塵機的控制系統及控制方法，係可於鑄造工場、金屬加工完成工場、回收工場等的建造物內或設備內，以提升作業環境，以及減低消費電力及減低二氧化碳排出量為目的，導入作為既設之集塵機的控制系統。 The control system and control method of the dust collector of the present invention can be used in constructions or equipment such as foundry plants, metal processing completion plants, recycling plants, etc., for the purpose of improving the working environment, reducing power consumption and reducing carbon dioxide emissions. Introduce the control system as an existing dust collector.
A‧‧‧粉塵感測器 A‧‧‧Dust Sensor
B‧‧‧粉塵感測器 B‧‧‧Dust Sensor
C‧‧‧粉塵感測器 C‧‧‧Dust Sensor
D‧‧‧粉塵感測器 D‧‧‧Dust Sensor
Claims (10)
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| JP2015-185530 | 2015-09-18 | ||
| JP2015185530A JP5935091B1 (en) | 2015-09-18 | 2015-09-18 | Dust collector control system and control method |
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| TWI708631B true TWI708631B (en) | 2020-11-01 |
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| CN108204654A (en) * | 2017-12-27 | 2018-06-26 | 青岛海信日立空调系统有限公司 | A kind of air processor and its control method |
| CN108224554A (en) * | 2017-12-27 | 2018-06-29 | 青岛海信日立空调系统有限公司 | A kind of air processor and its control method |
| CN112665677B (en) * | 2020-12-25 | 2023-06-30 | 利晟（杭州）科技有限公司 | Automatic cleaning system and method for air chamber of air pollution on-line monitoring equipment |
| CN113301773B (en) * | 2021-04-14 | 2022-10-11 | 华翔翔能科技股份有限公司 | Power supply safety monitoring management system |
| CN113616108A (en) * | 2021-08-23 | 2021-11-09 | 苏州市春菊电器有限公司 | Method for intelligently adjusting rotating speed of motor of dust collector |
| CN116224890B (en) * | 2023-04-28 | 2023-07-04 | 无锡东雄重型电炉有限公司 | Dust removal control circuit and control method for steelmaking furnace |
| CN116717496B (en) * | 2023-08-11 | 2024-03-01 | 柏美迪康环境科技（上海）股份有限公司 | Control method and system of fan of dust removal system, electronic equipment and medium |
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| WO2017047726A1 (en) | 2017-03-23 |
| CN108025243A (en) | 2018-05-11 |
| TW201722537A (en) | 2017-07-01 |
| JP2017056441A (en) | 2017-03-23 |
| JP5935091B1 (en) | 2016-06-15 |
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