CN102788006A - Embedded air compressor control system - Google Patents
Embedded air compressor control system Download PDFInfo
- Publication number
- CN102788006A CN102788006A CN2012103110979A CN201210311097A CN102788006A CN 102788006 A CN102788006 A CN 102788006A CN 2012103110979 A CN2012103110979 A CN 2012103110979A CN 201210311097 A CN201210311097 A CN 201210311097A CN 102788006 A CN102788006 A CN 102788006A
- Authority
- CN
- China
- Prior art keywords
- unit
- bus
- data
- control module
- air compressor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Power Sources (AREA)
Abstract
The invention relates to the field of networking and remote monitoring of air compressor control systems and solves the problems of single data processing form, lack of control unit, low data processing speed, single data interactive mode, poor processing ability, low system expansibility, poor compatibility, small memory space for memory data and lack of humanization of an interface and the like of the traditional controller. Meanwhile the embedded system has the following characteristics of high software portability and high data computing ability.
Description
Technical field
The present invention relates to a kind of networking and remote monitor supervision area of control system of air compressor.
Background technique
Along with the successful Application of embedded single-chip computer system at industrial control field; Increasing scheme and system adopt this mode to carry out data processing and logic control; The development of chip technology simultaneously; Make single chip have stronger Processing capacity, and make integrated multiple interfaces become possibility, on the other hand: the needs of application; Owing to, make embedded system from the application that pure hardware is realized and the use general computer is realized, show one's talent gradually to the raising that product reliability, cost, update require.
Several key characters of embedded system: 1. system kernel is little.Because embedded system generally is applied to compact electronic device, system resource is relatively limited, so kernel wants much little than traditional operation system.2. specificity is strong.The personalization of embedded system is very strong; The software systems wherein and the combination of hardware are very tight; Generally to carry out the transplanting of system, even also need constantly make amendment in same brand, with a series of products according to the variation and the increase and decrease of system hardware to hardware.3. system simplifies.Embedded system does not generally have the obvious differentiation of systems soft ware and application software, does not require its function design and realizes too complicacy, is beneficial to the control system cost so on the one hand, is beneficial to the realization security of system simultaneously yet.4. the systems soft ware of high real-time (OS) is the basic demand of embedded software.And the software requirement solid-state storage, with raising speed; Software code requires HQ high quality and high reliability.5. embedded software developing wants to move towards standardization, just must use the multi-task operation system.The application program of embedded system can not have operation system directly on chip, to move; But for reasonably dispatch Multi task, utilize system resource, system function and and the experts database function interface; The user must match RTOS (Real-Time Operating System) development platform voluntarily; Like this could assurance program real-time, the reliability carried out; And reduce the development time, ensure software quality.6. embedded system development needs developing instrument and environment.Owing to itself do not possess the bootstrapping development ability; Even the user can not make amendment to program function wherein after design was accomplished; Must have cover developing instrument and an environment just can develop, these instruments and environment generally are based on soft hardware equipment and various logic ANALYZER on the general computer, mixed signal oscillograph etc.The notion of main frame and target machine is often arranged during exploitation, and main frame is used for procedure development, and target machine need alternately combine during exploitation to carry out as last execution machine.
Summary of the invention
The traditional controller data processing mode of solution of the present invention is simple, and control unit is few, and processing data speed is slow; Data interactive mode is single, and parallel processing capability is poor, and SYS Ex system expanding property is little; Poor compatibility, the history data store space is little, difficult problems such as the not enough hommization in interface.Simultaneously, this built-in system software transplantability is high, and the data computation ability is strong.
For accomplishing the foregoing invention purpose; The present invention realizes like this; A kind of embedded control system of air compressor, it is characterized in that: it comprises: data processing unit, power conversion unit, sample processing unit, host communication unit, output control unit, liquid crystal display, real-time clock unit, keyboard operation unit, data storage cell;
Described power conversion unit is host communication unit, output control unit, liquid crystal display, real-time clock unit, keyboard operation unit, data storage cell power supply;
The host CPU of data processing unit adopts AT91SAM9260, and it possesses 8KB instruction and 8KB data buffer memory based on the ARM926EJ-S processor;
Described power conversion unit inserts 220 Ac, converts low-voltage AC into through transformer, is direct current through the rectifier circuit rectification;
Sample processing unit is barometric pressure and the ambient temperature that adopts pressure sensor and temperature transducer detect external equipment respectively, converts into to carry out the AD conversion for the ADC processor of ARM9SAM9260 after voltage signal amplifies through filtering;
The host communication unit provides 7 road serial bus and external equipment to carry out communication, 5 ~ 9 synchronous or asynchronous serial communications of full duplex, and traffic rate can reach 115.2kbps, also can be exchanged into 485 Field bus patterns;
Output control unit is to be made up of overtemperture control module, blower fan overload control module, main frame overload control module, emergent stop signal input control module; Overtemperture control module, blower fan overload control module, main frame overload control module, emergent stop signal input control are controlled by processor through relay; Data storage cell is divided into internal storage and external storage, and wherein storage inside has: 32KB ROM, and under full speed matrix bus, the monocycle visit; Other 2 quick SRAM of 4KB, under the matrix bus, the monocycle visits at full speed;
The real time clock circuit PCF8583 that the real-time unit of clock uses is a kind of circuit with the thin current charges ability of tiny stream of DALLAS company; Main feature is to adopt Serial Data Transfer Mode; Can be the power down protection power supply programmable charge function is provided, and can the charge closing function; Adopt common 32.768kHz crystal oscillator;
The keyboard operation unit adopts matrix keyboard, and key arrangement is become matrix form, and in matrix keyboard, every horizontal line and vertical line be in directly connection of infall, but connect through a button.
(1), on software architecture based on the linux system, realize that initial parameters setting, AD sampled data software analysis calculate.Various interrupt instructions are in time handled in the instruction of Timing Processing master-salve station, and history data store is called.
(2), through the address under each controller unit networking state is set; Adopt the data processing method of Ethernet or 232/485 mode; Through the far-end control of related protocol realization principal and subordinate's machine communication and main website software, and reservation USB mode realizes that data read storage.
(3), realize the high precision image processes and displays through image sensor interface, multimedia card interface (MCI).
(4), realize the switching value control of external connection module through multichannel IO output SC sigmal control.
Beneficial effect
Can increase ethernet communication, the local networking, the control of giant-screen man-machine interface, history data store is inquired about and is called.Described data processing unit run time behaviour under 190 MHz clock frequencies can reach 210 MIPS; Comprise 8KB SRAM and 32KB ROM, under highest point reason device or bus speed, can realize the monocycle visit.Described data processing unit also possesses external bus interface, has comprised many controllers in these external bus interfaces, is used to the static memory of controlling SDRAM and comprising NAND Flash and CompactFlash.Power conversion unit adopt simultaneously battery in support power supply be real-time clock module power supply; Clock timing after the power down of assurance system.System's ethernet mac of host communication unit and IEEE 802.3 compatibilities, the data-handling capacity of per second 10M ~ 100M, but full duplex or either-way operation when sending or receive end, can produce interruption.
1. data processing unit
Host CPU adopts AT91SAM9260, and it possesses 8KB instruction and 8KB data buffer memory based on the ARM926EJ-S processor.Run time behaviour can reach 210 MIPS under 190 MHz clock frequencies.This product has comprised 8KB SRAM and 32KB ROM, under highest point reason device or bus speed, can realize the monocycle visit.This product also possesses external bus interface, has comprised many controllers in these external bus interfaces, is used to the static memory of controlling SDRAM and comprising NAND Flash and CompactFlash.Its widely the peripheral unit collection comprise USB at full speed main frame and equipment interface, 10/100 Base T ethernet mac, image sensor interface, multimedia card interface (MCI), synchronous serial controller (SSC), USART, master/slave Serial Peripheral Interface (SPI), triple channel 16 bit timing counter (TC), a two-wire interface (TWI) and 10 analog-digital converters of four-way.Three 32 parallel-by-bit i/o controllers can be realized multiplexed with these peripheral unit by stitch; Thereby reduced the stitch quantity and the peripheral unit DMA passage of equipment, the data throughout on interface and the sheet, between the chip external memory has been risen to highest level.
AT91SAM9260 has the full-function SC system controller that can realize the efficient system management, has wherein comprised a replacement controller, closedown controller, Clock management, high level interrupt controller (AIC), debugging unit (DBGU), period timer, WatchDog Timer and real-time timer.
2. power conversion unit
Native system adopts 220 Ac access waies, converts low-voltage AC into through transformer, is direct current through the rectifier circuit rectification, offers ARM9SAM9260 master chip unit and peripheral equipment power.The normal operation of assurance system.Adopt simultaneously battery in support power supply be real-time clock module power supply.Clock timing after the power down of assurance system.
3. sample processing unit
System detects the barometric pressure and the ambient temperature of external equipment respectively through pressure transducer and temperature transducer, converts voltage signal into and amplifies the ADC processor of giving ARM9SAM9260 in the back through filtering and carry out the AD conversion.
4. host communication unit
System provides 7 road serial bus and external equipment to carry out communication, 5 ~ 9 synchronous or asynchronous serial communications of full duplex, and traffic rate can reach 115.2kbps, also can be exchanged into 485 Field bus patterns.In addition, system's ethernet mac and IEEE 802.3 compatibilities, the data-handling capacity of per second 10M ~ 100M, but full duplex or either-way operation when sending or receive end, can produce interruption;
5. output control unit
The switching value action that arm processor comes control relay through IO mouth output high-low level through these switching value actions, is controlled the overtemperture control module; Blower fan overload control module; Main frame overload control module, emergent stop signal input control module etc. are realized relevant intelligent control action logic.
6. liquid crystal display
TFD is the abbreviation of thin film diode.As display modular good brightness and color saturation are arranged, again very power saving.Its main feature is the display capabilities of high image quality, super low-power consumption, miniaturization, dynamic image and reaction time fast.The displaying principle of TFD is that it is that LCD goes up each pixel and has been equipped with an independent diode and is used as the control source; Because so independent controlling Design; Make between each pixel can not interact, therefore on the picture of TFD, can manifest the dynamic menu and the gay colours of no ghost.
7. real-time clock unit
The serial clock circuit of current trend is a lot, like DS1302, DS1307, PCF8583 etc.The interface of these circuit is simple, cheap, easy to use, is adopted widely.The real time clock circuit PCF8583 that the design uses is a kind of circuit with the thin current charges ability of tiny stream of DALLAS company; Main feature is to adopt Serial Data Transfer Mode; Can be the power down protection power supply programmable charge function is provided, and can the charge closing function.Adopt common 32.768kHz crystal oscillator.
8. keyboard operation unit
The system keyboard adopts matrix keyboard, can reduce taking of I/O mouth, usually key arrangement is become matrix form, and in matrix keyboard, every horizontal line and vertical line be in directly connection of infall, but connect through a button.Like this, a port (like the P1 mouth) just can constitute 4*4=16 button, than directly port lines is used for keyboard and has had more one times; And the line number is many more; Distinguish obviously more,, directly then can only have more a key (9 key) with port lines such as adding the keyboard that a line just can constitute 20 keys again.This shows that when the bond number of needs was many, it was rational adopting matrix method to do keyboard.
9. data storage cell
The storage of ARM system is divided into internal storage and external storage, and wherein storage inside has: 32KB ROM, and under full speed matrix bus, the monocycle visit; Other 2 quick SRAM of 4KB, under the matrix bus, the monocycle visits at full speed.And external storage is through the EBI bus access.Each chip selection signal all has the addressing space of 256M byte.Be divided into NAND Flash storage, the SDRAM storage.
Description of drawings
Fig. 1 is a connection schematic representation of the present invention.
Embodiment
For the characteristics of the present invention of explanation further, below we combine diagrammatic sketch to be further described:
As shown in the figure, of the present invention is to be made up of data processing unit, power conversion unit, sample processing unit, host communication unit, output control unit, liquid crystal display, real-time clock unit, keyboard operation unit, data storage cell; Described power conversion unit is host communication unit, output control unit, liquid crystal display, real-time clock unit, keyboard operation unit, data storage cell power supply; Comprise also that wherein a confession battery back-up power is the clock unit power supply, the clock timing after the power down of assurance system.The host CPU of data processing unit adopts AT91SAM9260, and it possesses 8KB instruction and 8KB data buffer memory based on the ARM926EJ-S processor; Data processing unit is a core processing unit, all has with output control unit, liquid crystal display, real-time clock unit, keyboard operation unit, data storage cell respectively to be connected.
The host CPU of data processing unit adopts AT91SAM9260, and it possesses 8KB instruction and 8KB data buffer memory based on the ARM926EJ-S processor.Run time behaviour can reach 210 MIPS under 190 MHz clock frequencies.This product has comprised 8KB SRAM and 32KB ROM, under highest point reason device or bus speed, can realize the monocycle visit.This product also possesses external bus interface, has comprised many controllers in these external bus interfaces, is used to the static memory of controlling SDRAM and comprising NAND Flash and CompactFlash.Its widely the peripheral unit collection comprise USB at full speed main frame and equipment interface, 10/100 Base T ethernet mac, image sensor interface, multimedia card interface (MCI), synchronous serial controller (SSC), USART, master/slave Serial Peripheral Interface (SPI), triple channel 16 bit timing counter (TC), a two-wire interface (TWI) and 10 analog-digital converters of four-way.Three 32 parallel-by-bit i/o controllers can be realized multiplexed with these peripheral unit by stitch; Thereby reduced the stitch quantity and the peripheral unit DMA passage of equipment, the data throughout on interface and the sheet, between the chip external memory has been risen to highest level.
AT91SAM9260 has the full-function SC system controller that can realize the efficient system management, has wherein comprised a replacement controller, closedown controller, Clock management, high level interrupt controller (AIC), debugging unit (DBGU), period timer, WatchDog Timer and real-time timer.
Sample processing unit is that system passes through barometric pressure and the ambient temperature that pressure transducer and temperature transducer detect external equipment respectively, converts voltage signal into and amplifies the ADC processor of giving ARM9SAM9260 in the back through filtering and carry out the AD conversion.
The host communication unit is that system provides 7 road serial bus and external equipment to carry out communication, 5 ~ 9 synchronous or asynchronous serial communications of full duplex, and traffic rate can reach 115.2kbps, also can be exchanged into 485 Field bus patterns.In addition, system's ethernet mac and IEEE 802.3 compatibilities, the data-handling capacity of per second 10M ~ 100M, but full duplex or either-way operation when sending or receive end, can produce interruption.
The power conversion unit native system adopts 220 Ac access waies, converts low-voltage AC into through transformer, is direct current through the rectifier circuit rectification, offers ARM9SAM9260 master chip unit and peripheral equipment power.The normal operation of assurance system.Adopt simultaneously battery in support power supply be real-time clock module power supply.Clock timing after the power down of assurance system.
Sample processing unit is that system passes through barometric pressure and the ambient temperature that pressure transducer and temperature transducer detect external equipment respectively, converts voltage signal into and amplifies the ADC processor of giving ARM9SAM9260 in the back through filtering and carry out the AD conversion.
Output control unit is arm processor comes control relay through IO mouth output high-low level switching value action; Through these switching value actions; Control the overtemperture control module, blower fan overload control module, main frame overload control module; Emergent stop signal input control modules etc. are realized relevant intelligent control action logic.
Liquid crystal display is that TFD is the abbreviation of thin film diode.As display modular good brightness and color saturation are arranged, again very power saving.Its main feature is the display capabilities of high image quality, super low-power consumption, miniaturization, dynamic image and reaction time fast.The displaying principle of TFD is that it is that LCD goes up each pixel and has been equipped with an independent diode and is used as the control source; Because so independent controlling Design; Make between each pixel can not interact, therefore on the picture of TFD, can manifest the dynamic menu and the gay colours of no ghost.
The real-time clock unit is that the serial clock circuit of current trend is a lot, like DS1302, DS1307, PCF8583 etc.The interface of these circuit is simple, cheap, easy to use, is adopted widely.The real time clock circuit PCF8583 that the design uses is a kind of circuit with the thin current charges ability of tiny stream of DALLAS company; Main feature is to adopt Serial Data Transfer Mode; Can be the power down protection power supply programmable charge function is provided, and can the charge closing function.Adopt common 32.768kHz crystal oscillator.
The keyboard operation unit is that the system keyboard adopts matrix keyboard, can reduce taking of I/O mouth, usually key arrangement is become matrix form, and in matrix keyboard, every horizontal line and vertical line be in directly connection of infall, but connect through a button.Like this, a port (like the P1 mouth) just can constitute 4*4=16 button, than directly port lines is used for keyboard and has had more one times; And the line number is many more; Distinguish obviously more,, directly then can only have more a key (9 key) with port lines such as adding the keyboard that a line just can constitute 20 keys again.This shows that when the bond number of needs was many, it was rational adopting matrix method to do keyboard.
Data storage cell is that the storage of ARM system is divided into internal storage and external storage, and wherein storage inside has: 32KB ROM, and under full speed matrix bus, the monocycle visit; Other 2 quick SRAM of 4KB, under the matrix bus, the monocycle visits at full speed.And external storage is through the EBI bus access.Each chip selection signal all has the addressing space of 256M byte.Be divided into NAND Flash storage, the SDRAM storage.
Adopt the control system of ARM9 embedded platform, based on the function structure of ARM9 system: (1), realize multi-channel data acquisition through 10 analog-digital converters of the inner four-way of ARM9.(2), the full-function SC system controller of efficient system management (has wherein comprised a replacement controller, closedown controller, Clock management, high level interrupt controller (AIC), debugging unit (DBGU), period timer, WatchDog Timer and real-time timer.) realize that the timing acquiring storage calls, upload historical data.
(3), realize the switching value control of external connection module through multichannel IO output SC sigmal control.(4), image sensor interface, multimedia card interface (MCI) are realized the high precision image processes and displays.
(5), USB at full speed main frame and equipment interface, 10/100 Base T ethernet mac,, synchronous serial controller (SSC), USART, master/slave Serial Peripheral Interface (SPI) realize Ethernet, 232/485; USB; The communication of variety of ways such as spi bus is mutual; Master slave mode switches, mouthful communication.232/485 Communication Control, clock timing, historical data is called etc.
(6), three 32 parallel-by-bit i/o controllers can be realized multiplexed with peripheral unit by stitch; Thereby reduced the stitch quantity and the peripheral unit DMA passage of equipment, the data throughout on interface and the sheet, between the chip external memory has been risen to highest level.
Claims (5)
1. embedded control system of air compressor, it is characterized in that: it comprises: data processing unit, power conversion unit, sample processing unit, host communication unit, output control unit, liquid crystal display, real-time clock unit, keyboard operation unit, data storage cell constitute;
Described power conversion unit is host communication unit, output control unit, liquid crystal display, real-time clock unit, keyboard operation unit, data storage cell power supply;
The host CPU of data processing unit adopts AT91SAM9260, and it possesses 8KB instruction and 8KB data buffer memory based on the ARM926EJ-S processor;
Described power conversion unit inserts 220 Ac, converts low-voltage AC into through transformer, is direct current through the rectifier circuit rectification;
Sample processing unit is barometric pressure and the ambient temperature that adopts pressure sensor and temperature transducer detect external equipment respectively, converts into to carry out the AD conversion for the ADC processor of ARM9SAM9260 after voltage signal amplifies through filtering;
The host communication unit provides 7 road serial bus and external equipment to carry out communication, 5 ~ 9 synchronous or asynchronous serial communications of full duplex, and traffic rate can reach 115.2kbps, also can be exchanged into 485 Field bus patterns;
Output control unit is to be made up of overtemperture control module, blower fan overload control module, main frame overload control module, emergent stop signal input control module; Overtemperture control module, blower fan overload control module, main frame overload control module, emergent stop signal input control are controlled by processor through relay; Data storage cell is divided into internal storage and external storage, and wherein storage inside has: 32KB ROM, and under full speed matrix bus, the monocycle visit; Other 2 quick SRAM of 4KB, under the matrix bus, the monocycle visits at full speed;
The real time clock circuit PCF8583 that the real-time unit of clock uses is a kind of circuit with the thin current charges ability of tiny stream of DALLAS company; Main feature is to adopt Serial Data Transfer Mode; Can be the power down protection power supply programmable charge function is provided, and can the charge closing function; Adopt common 32.768kHz crystal oscillator;
The keyboard operation unit adopts matrix keyboard, and key arrangement is become matrix form, and in matrix keyboard, every horizontal line and vertical line be in directly connection of infall, but connect through a button.
2. a kind of embedded control system of air compressor according to claim 1 is characterized in that: described data processing unit run time behaviour under 190 MHz clock frequencies can reach 210 MIPS; Comprise 8KB SRAM and 32KB ROM, under highest point reason device or bus speed, can realize the monocycle visit.
3. a kind of embedded control system of air compressor according to claim 2; It is characterized in that: described data processing unit also possesses external bus interface; Comprise many controllers in these external bus interfaces, be used to the static memory of controlling SDRAM and comprising NAND Flash and CompactFlash.
4. a kind of embedded control system of air compressor according to claim 1 is characterized in that: power conversion unit adopt simultaneously battery in support power supply be real-time clock module power supply; Clock timing after the power down of assurance system.
5. a kind of embedded control system of air compressor according to claim 1; It is characterized in that: system's ethernet mac of host communication unit and IEEE 802.3 compatibilities; The data-handling capacity of per second 10M ~ 100M; But full duplex or either-way operation when sending or receive end, can produce interruption.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103110979A CN102788006A (en) | 2012-08-29 | 2012-08-29 | Embedded air compressor control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103110979A CN102788006A (en) | 2012-08-29 | 2012-08-29 | Embedded air compressor control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102788006A true CN102788006A (en) | 2012-11-21 |
Family
ID=47153523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103110979A Pending CN102788006A (en) | 2012-08-29 | 2012-08-29 | Embedded air compressor control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102788006A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105183432A (en) * | 2015-08-26 | 2015-12-23 | 中国航天科工集团第三研究院第八三五七研究所 | Health management oriented SOC system |
| CN105804979A (en) * | 2016-03-15 | 2016-07-27 | 哈尔滨宏万智科技开发有限公司 | Control device for air compressor |
| CN106021143A (en) * | 2016-05-11 | 2016-10-12 | 新智数字科技有限公司 | Intelligent management chip |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2852223Y (en) * | 2005-11-14 | 2006-12-27 | 章�宁 | Control device of digital air compressor |
| CN2851647Y (en) * | 2005-12-16 | 2006-12-27 | 上海开通数控有限公司 | Intelligent air compressor controller |
| US20070177983A1 (en) * | 2006-02-01 | 2007-08-02 | Ingersoll-Rand Company | Airflow compressor control system and method |
| JP2011058445A (en) * | 2009-09-11 | 2011-03-24 | Daikin Industries Ltd | Method for operating compressor and device for driving compressor |
| CN201794790U (en) * | 2010-09-30 | 2011-04-13 | 浙江佳成机械有限公司 | Control system for screw air compressor |
| CN202789469U (en) * | 2012-08-29 | 2013-03-13 | 上海昶嘉工业设备有限公司 | Embedded air compressor control system |
-
2012
- 2012-08-29 CN CN2012103110979A patent/CN102788006A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2852223Y (en) * | 2005-11-14 | 2006-12-27 | 章�宁 | Control device of digital air compressor |
| CN2851647Y (en) * | 2005-12-16 | 2006-12-27 | 上海开通数控有限公司 | Intelligent air compressor controller |
| US20070177983A1 (en) * | 2006-02-01 | 2007-08-02 | Ingersoll-Rand Company | Airflow compressor control system and method |
| JP2011058445A (en) * | 2009-09-11 | 2011-03-24 | Daikin Industries Ltd | Method for operating compressor and device for driving compressor |
| CN201794790U (en) * | 2010-09-30 | 2011-04-13 | 浙江佳成机械有限公司 | Control system for screw air compressor |
| CN202789469U (en) * | 2012-08-29 | 2013-03-13 | 上海昶嘉工业设备有限公司 | Embedded air compressor control system |
Non-Patent Citations (3)
| Title |
|---|
| 孙延岭等: "基于ARM嵌入式系统的微型智能可编程控制器", 《电力系统自动化》, vol. 34, no. 10, 25 May 2010 (2010-05-25), pages 101 - 103 * |
| 张琳琳: "基于ARM的矿用空压机电机保护系统的研制", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》, no. 4, 29 February 2012 (2012-02-29), pages 042 - 32 * |
| 张琳琳等: "基于LPC2138的矿用空压机电机保护器的研制", 《煤矿机械》, vol. 29, no. 2, 15 February 2008 (2008-02-15), pages 119 - 122 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105183432A (en) * | 2015-08-26 | 2015-12-23 | 中国航天科工集团第三研究院第八三五七研究所 | Health management oriented SOC system |
| CN105183432B (en) * | 2015-08-26 | 2018-02-27 | 中国航天科工集团第三研究院第八三五七研究所 | A kind of SoC systems towards health control |
| CN105804979A (en) * | 2016-03-15 | 2016-07-27 | 哈尔滨宏万智科技开发有限公司 | Control device for air compressor |
| CN106021143A (en) * | 2016-05-11 | 2016-10-12 | 新智数字科技有限公司 | Intelligent management chip |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201479158U (en) | Multi-interface gateway | |
| CN101631394A (en) | Multi-interface coordinator of wireless sensor network | |
| CN101581964B (en) | Computer system and peripheral equipment drive method | |
| CN202789469U (en) | Embedded air compressor control system | |
| CN102788006A (en) | Embedded air compressor control system | |
| CN101604163A (en) | The Intelligent Switching Device of a kind of analog current and fieldbus signal | |
| CN202257569U (en) | Embedded-type man-machine interaction device based on ARM (Advanced Reduced Instruction Set Computer Machine) core | |
| CN102621960A (en) | Advanced RISC machine-Linux (ARM-Linux)-based compiled programmable automation control (PAC) | |
| CN208588917U (en) | A kind of industrial robot motion controller based on ARM+DSP+FPGA | |
| CN201837857U (en) | Modularized embedded control device for movement-oriented rescue robot | |
| CN205405177U (en) | Loom running state intelligence monitoring device based on data signal handles | |
| CN109283875B (en) | ARM9 architecture-based high-performance cogeneration unit operation data acquisition terminal | |
| CN110032115B (en) | Internet of things control system and method utilizing near field connection for real-time interaction | |
| CN205681458U (en) | A kind of electric power protocol conversion device based on ARM9 framework | |
| CN202143122U (en) | Multifunctional interface unit for smart phone | |
| CN210691255U (en) | Synchronous awakening device | |
| CN201749350U (en) | Human-machine interface device for miniature PLC | |
| CN213579477U (en) | Water quality and water quantity ecological compensation monitoring system and unmanned ship | |
| CN101594719B (en) | Offline control device | |
| CN201549934U (en) | Remote terminal device | |
| CN201594788U (en) | Frequency converter operating panel with parameter storage and Chinese character display functions | |
| CN106401929A (en) | Embedded type air compressor control system | |
| CN202563319U (en) | Novel industrial data acquisition system | |
| CN202886924U (en) | Miniature PLC controller | |
| CN102353498A (en) | Low-power intelligent monitor for hydraulic pressure of pipeline and monitoring method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121121 |