電壓報警器 的英文怎麼說
中文拼音 [diànyābàojǐngqì]
電壓報警器
英文
alarm for voltage- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 壓 : 壓構詞成分。
- 報 : Ⅰ動詞1 (告知; 報告) report; declare; announce 2 (回答) reply; respond; reciprocate 3 (答謝)...
- 警 : Ⅰ動詞1 (戒備) guard against; garrison 2 (使人注意) warn; alarm Ⅱ形容詞(感覺敏銳) alert; vig...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 電壓 : voltage; electric tension; electric voltage
- 報警 : 1. (向警方報告情況) report (an incident) to the police2. (發緊急信號) give an alarm
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Incondition of surface anti - corrision and insulation coat of metal and tiny hole of steel where resistance and crack is very small, when supplying a high voltage, gas crack will be punctured and electric spark discharging will occur, now send a pulse signal to the alarming circuit the alarmer can send out sound and light to alarm. we can do leak hunting on the coating according to this principle
金屬表面絕緣防腐層過薄、漏鐵及漏電微孔處的電阻值和氣隙密度都很小,當有高壓經過時就形成氣隙擊穿而產生火花放電,給報警電路產生一個脈沖信號,報警器發出聲光報警,根據這一原理達到防腐層檢漏目的。It contains a loudspeaker ( it has the functions of high volume, alarm and radio ), a flashlight, 8 no. 5 batteries, a box of pilot biscuits, a bag of drinking water ( 10 pouches ) and a wet towel
內有呼叫器(兼報警器、收音機功能)一臺,手電筒一個, 5號電池8節,壓縮餅干一盒,飲用水一袋( 10小包) ,濕毛巾一份。Earthquake disaster kit : it contains a loudspeaker ( it has the functions of shouting, alarm and radio ), a flashlight, 8 no. 5 batteries, a box of pilot biscuits, a bag of drinking water ( 10 pouches ) and a wet towel
地震應急包;內有呼叫器(兼呼救、報警器、收音機功能)一臺,手電筒一個, 5號電池8節,壓縮餅干一盒,飲用水一袋( 10小包) ,濕毛巾一份。The breaker can be attached with shunt tripping device, undervoltage tripping device, auxiliary contacts, alarm contacts and motor - operated drive
斷路器可以加裝分勵脫扣器、欠壓脫扣器,輔助觸頭,報警觸頭和電動操作機構。Summarize : multi - input, can be used cooperate with various sensors / transducers, measure 、 display and alarm control the physical quantities such as temperature 、 humidity 、 liquid level and flux # 118alues and transform them to export, can read and write all parameters via the computer through serial communication, besides it can offer 24vdc power supply for 2 - wire transducers, four - bit led displaying, the multi - segment curve correcting function is selectable, one meter can equip four alarm relay outputs 、 one transform ( or communication ) output and one equipped power supply outputs
萬能輸入,可與各類傳感器、變送器配合使用,實現溫度、濕度、壓力、液位、流量等物理量的測量、顯示、報警控制和變送輸出;通過串列通信口,可在上位計算機中實現全部儀表參數的讀寫;還可為兩線制變送器提供24vdc電源; 4位高亮度led數字顯示;對輸入信號有多段折線修正功能可選;一臺儀表最多可配4個報警繼電器輸出、一路變送(或通信)輸出和一路配電輸出。Low and medium voltage power distribution systems, lighting, ups, afd application, short circuit calculation and protective device coordination, fire alarm systems, telephone systems, hazardous material monitoring and alarm systems
中、低壓配電系統,照明, ups ,變頻器應用,短路計算,保護裝置協調,消防報警系統,電話系統,危險材料監控和報警系統。Equipped with electronic controller fini tronic and preset for remote control for two or more compressors. it offers working pressure and oil mist separator tank inner pressure indication, separator filter clogging lashing alarm before overpressure e - stop, electric motor temperature control, maximum screw assembly temperature control, air temperature on pressure end indication, electric motor direction of rotation check, time to scheduled maintenance term, total operating hours and operating hours under load, alarm log of last five failure events
並預設為丙臺以上空壓機聯機遠程控制,有工作壓力和油氣分離器罐內壓指示,分離器過濾器阻塞報警,電機溫控,螺桿總成溫控,壓力端空氣溫度指示,電機轉向檢查,維護周期油,油過濾器,空氣過濾器,分離器過濾器,總運行時間和負載運行時間,記錄上五個報警故障等。It offers working pressure and oil mist separator tank inner pressure indication, separator filter clogging flashing alarm before overpressure e - stop, electric motor temperature control, maximum screw assembly temperature control, air temperature on pressure and indication, electric motor direction of rotation check, time to scheduled maintenance term, total operating hours and operating hours under load, alarm log of last five failure events
並預設為丙臺以上空壓機聯機遠程控制可檢測包括操作壓力油氣分離器罐內壓,電機溫度和轉向,螺桿總成溫度過濾器堵塞報警等參數,並可顯示總運行時間和負載運行時間。This paper describes mainly system functions, measuring methods, circuit design, software program and errors analysis of a new type of measuring instrument. this instrument can measure and monitor electric parameters in single - phase circuits, three - phase ( three - wire or four - wire ) circuits. this system can be applied to electric devices and power plants, transformer substations with harmonic pollution. it can measure current, voltage, power, energy, frequence, power factor etc. it also can detect load quality, phase sequence, alarm, display and print results, as well as detect and dispose negative power
該儀器適用於含有諧波污染情況下的機電設備現場、發電廠、供電局、企業變電所現場,可用來測量電流、電壓、有功功率、無功功率、視在功率、有功電能、無功電能、視在電能以及頻率和功率因數等電參數,並具有負載性質(感性、容性)判別,正、逆相序判別指示功能;超限報警功能;列印記錄功能和負功檢測及處理功能。The sprayer is usually connected with water supply network, control value, detection alarm unit, etc. to form an automatic water spray system ( such as sprinkler fire - extinguishing system ) for saving electrical equipment, fighting burning flammable liquid, etc. it is widely used for fire control and cooling protection for such equipment / places as power plant * generating machinery, large size transformer, liquefied petrolatum tank, factory, shopping mall, hotel, warehouse, storied building and so on
該水霧噴頭通常與供水管網、控制閥門、控測報警器等組成自動噴水滅火系統(如雨淋噴水滅火系統等) ,用來撲救電氣設備,可燃液體火災等,廣泛用於保護電廠的發電設備,大型變壓器,液體石油儲罐、工廠、商場、賓館、倉庫、樓房等必須滅火、控火或防護冷卻等場所。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。Abstract : the rechargeble batteries are used for backup power internal electrically equipments and instruments. but batteries lifetime usually is shorten by overwork and then malfunctions of equipment are induced. to avoid the complexion described above, the protection circuit against overwork is designed. it is based upon the voltage comparator and regulator. it will light up a red led when the volume of the batteries discharged close upon 50 % ; it will switch off the load automatically when it discharged closing to 80 % of their energy capacity, thus overwork of batteries can be avoided and lifetime may be extended
文摘:用蓄電池做后備電源的系統(或設備) ,常因過放電導致電池提前報廢而造成設備故障.根據電池電壓隨容量變化的規律,利用電壓比較器和電壓基準源設計製作了電池放電保護電路,當電池放電量接近容量的50 %時,啟動預警信號;當電池放電量達到容量的80 %時,電路自動切斷負載,防止電池過度放電,延長電池壽命,保證系統(或設備)在供電恢復正常后能正常運行A pressure transducer was set up in this system to realize pressure control in main lines and adjustment of pump operating time ; the distributors were designed to accomplish grease storage in fixed quantity and transport them into all lubricating points ; the single chip microcomputer was utilized to control interval lubrication and realize auto - lubricating or fault alarm
系統通過設置壓力傳感器實現主油路的壓力控制和油泵工作時間的自動調節,通過配油器實現定量儲油和將油脂輸送至各潤滑點,通過電子監控器設定加脂間隔時間,實現自動加脂與故障報警。Power transformer burglar alarm
電力變壓器防盜報警器Vibration - resisting electricity contact pressure meter is used for occasion by environment quake vibration excle in pulsaling lash by medium - resistant and suddenly unload ; usually it is make use of form a complete set by relevant eletric device ( such as relay and contact appliance and so on ). so realized attain auto - control post a letter ( give an alarm ) for pressure system by survey. compare with ordinary for a special model electricity contact pressure meter, zhe indicator ' s function by survey pressure more stabilize, more accurate, and powerful of resist eletric arc, and it is use for even more long life
耐振電接點壓力表,適用於環境劇烈振動場合,可耐介質的高強脈動沖擊及突然卸荷;通常該儀表經與相應的電氣器件(如繼電器及接觸器等)配套使用,即可對被測(控)壓力系統實現自動控制發信(報警)的目的,與普通專用型電接點壓力表相比,指針測壓性能更穩、準,且抗電弧強大,使用壽命更長。Intelligent tri - phase ac active reactive power instrument adopt advanced microprocessor carry out smart control, and to the inputed tri - phase ac voltage and current signal carry out accurate measurement, through cpu automatically count out the tri - phase ac active reactive power value total power, conduct clear and visual display by high brightness led display tube, it can be simultaneously transferred to standard voltage current signal to transmit output, and have super - limit control alarm standard serial communication function etc
智能三相交流有功無功功率儀表採用先進的微處理器進行智能控制,對輸入的三相交流電壓與電流信號進行精確的測量,經過cpu自動計算出三相交流有功無功功率值總功率,由高亮度led數碼管進行清晰直觀的顯示,同時可轉換成標準電壓電流信號變送輸出,並具有超限控制報警標準串列通訊等功能。Intelligent tri - phase ac current voltage instrument adopt advanced microprocessor carry out smart control and to inputed tri - phase ac current voltage signal carry out accurate measurement, after through cpu arithmetic processing it is displayed clearly and visually by the high brightness led digital tube, and have super - limit control alarm serial communication function etc
智能三相交流電流電壓儀表採用先進的微處理器進行智能控制,對輸入的三相交流電流電壓信號進行精確的測量,經過cpu運算處理后,由高亮度led數碼管進行清晰直觀的顯示,並具有超限控制報警標準串列通訊等功能。Adopt advanced microprocessor carry out smart control and to inputed tri - phase ac current voltage signal carry out accurate measurement, after through cpu arithmetic processing it is displayed clearly and visually by the high brightness led digital tube, and have super - limit control alarm serial communication function etc
採用先進的微處理器進行智能控制,對輸入的三相交流電流電壓信號進行精確的測量,經過cpu運算處理后,由高亮度led數碼管進行清晰直觀的顯示,並具有超限控制報警標準串列通訊等功能。Djw - wb, sjw - wb series of series of single - phase three - phase micro - computer superpower avr, it gathers advaned combinated roll compensation, no - touch of wsitch, and micro - motor controlhaving special function such as high efficiency, energysaving, quick adjustment, auto - balance of three phase, no machanical breakdown and carbon brush fret. especially, the avantages of timedelay, over - voltage and under - voltage protection absorbs more and more customers
Wb系列單、三相微電腦無觸點大功率電力穩壓器是集先進的組合繞組補償方式和無觸點開關、微機控制交流穩壓技術於一體,具有高效工能、調節快速、三相自動平衡、無機械故障和碳刷磨損,並具有延時,過壓欠壓報警和保護功能。The c8051f005 micro - processor made by cygnal company is the core of the lead plane, which connects with half - duplax differential transceiver max3471, sigma - delta ad7705. the pressure, altitude and temperature can all be collected and calculate out accurately
主機以cygnal公司的c8051f005單片機為核心,外接串口通信收發器max3471 、 a / d模數轉換器ad7705 ,可以實現壓力、高度、溫度數據的採集和較為準確的輸出,同時還具有低電壓報警等輔助功能。分享友人