機內測試信號 的英文怎麼說
中文拼音 [jīnèicèshìxìnháo]
機內測試信號
英文
built-test control signal- 機 : machineengine
- 內 : 名詞1. (內部; 里頭; 里邊) inner; inside; within 2. (妻子或妻子的親屬) one's wife or her relatives 3. (姓氏) a surname
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 試 : 名詞(古代占卜用的器具) astrolabe
- 號 : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
- 機內 : belly
- 測試 : test; testing; checkout; measurement
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This dissertation is chiefly act below work : ( 1 ) expatiating the equipments diagnosis technique development process and trend, putting forward the standpoint that giving systematical diagnosis to the mechanical and electrical equipment and expanding the technical application in equipment diagnosis, making it breakthrough the traditional application of maintaining etc. in equipments, still be used for improvement and development etc. s of new product ' s design ; ( 2 ) probing into vibration type and disposal method of vibration signal, the usual method of equipment condition recognition, the essential constitutes and development trend of observation and diagnosis system ; ( 3 ) introducing the development trend of domestic and international crusher and the distinguishing feature of double turnplate stike crusher which is a new product. according to the breakdown phenomenon in running process, establishing the fault tree and deducing every kind of foundation affairs resulting in fault ; ( 4 ) studying the calculation method of critical rotation speed
本文主要做了以下工作: ( 1 )闡述了設備診斷技術的發展過程及發展趨勢,提出了應結合實際對機電設備進行系統診斷的新的技術思路,用實踐證明了應當拓寬設備診斷技術應用的范圍,使設備診斷技術既可以在設備管理和設備維修中得到應用,也可以用於新產品的設計改進及開發等; ( 2 )探討了振動的類型及振動信號的處理方法,設備狀態識別常用的方法,監測與診斷系統的基本構成與發展趨勢; ( 3 )介紹了國內外破碎機的發展趨勢,以及雙轉盤沖擊破碎機這一新產品的結構和特點,並根據試機過程中出現的故障,建立了故障樹,並導出了導致故障發生的各種基礎事件; ( 4 )研究了臨界轉速的計算方法和原理,用傳遞矩陣法計算出了破碎機內轉盤的臨界轉速。The software and hardware design of portable digital testing equipment based on tms320vc5510 are presented, which is the newly efficient and low power consuming dsp of ti corporation. the system realizes the requirement of sample theorem when sampling the wide spectrum signal with an equivalent sample technology, integrates the lcd control core in cpld and makes cpld as lcd controller instead of specific lcd controller, and makes the colorful stn - lcd as terminal displaying facility. the system suits the development requirement of the new portable digital testing equipment with the specialities of low power consuming, high integration and good displaying interface
本文介紹了以ti公司新一代高效率、低功耗數字信號處理器tms320vc5510為核心實現的便攜式測試設備的軟硬體設計,以等效采樣技術實現采樣寬頻譜周期信號對采樣定理的要求,在cpld內集成完整的lcd控制核代碼,並以cpld作為lcd控制器取代專用控制器,以stn彩色lcd作為終端顯示設備,該方案具有功耗低、集成度高、良好的人機介面等特點,適合新一代便攜式測試設備的發展需求。As a result of the international advanced technology and detection means so that the test - bed habitat leading domestic level, can be quickly and easily, and visual on the domestic and import cars ignition system, the charge of the starting circuit, speakers circuit, lighting system, signal lines, electronic ignition components such as testing, inspection and adjustment, can also check the work of a car engine, engine fault diagnosis of the reason that test bed is the experimental large automobile repair shop, the second category repair shop and car essential for the use of the transport sector detection equipment, by all parts of the country auto repair trade management departments welcomed
由於採用了國際上先進的技術和檢測手段,使本實驗臺居國內領先水平,可以快速方便,直觀的對國產、進口車的點火系、充電系起動電路、喇叭電路、燈光系、信號線路、電子點火組件等進行試驗、檢查和調整,還可以檢查汽車發動機的工作情況,診斷發動機故障的原因,所以本實驗臺是汽車大修廠、二類修理廠和汽車使用運輸部門必不可少的檢測儀器,深受全國各地汽車修理行業管理部門的歡迎。According to the patient ’ s condition, the physician can control the device such as connecting and installing the channels and disposing drugs by selecting the appropriate therapy mode menus on the touchscreen, and then he / she can adjust or set parameters for the control system and the thermostatic incubator by selecting the appropriate menus. then, the directives are given to run the control system and the thermostatic incubator, and the working status of the control system and the thermostatic incubator can be monitored by various sensors. the computer receives the feedbacks from sensors and compares the parameters with the set ones, and finally compensatory control is conducted or alarms sound
醫師根據患者的病情,在計算機觸摸屏菜單上選取相應治療模式,根據觸摸屏上的圖示,進行管路連接安裝,藥物布置等處置,完畢后再根據計算機上菜單調整設定運行的控制系統、恆溫培養箱等相關參數,無誤后,確認輸出驅動指令,使相關控制系統、恆溫培養箱等在接到指令后進行工作,工作狀態可由各種傳感器連續測試並將所得參數信號反饋回計算機,計算機控制軟體將所得測試參數與設定參數比較后,自動進行補償控制或報警提示,使用者根據觸摸屏上所顯示的提示內容,進行修正。In this paper, a new way of real - time damage detection method was proposed according to the high speed working situation of the composite flywheels for energy storage, and a suit of equipment was developed to test the composite samples with piezoelectric disc built - in, the response waves before and after the damage occurred were recorded to the computer. on the base of traditional spectrum analysis of signal recorded, the wavelet analysis was introduced and the program in matlab language was made. with the wavelet packet decomposition of the signal, the relations between the change of response signals and damage characters were gotten, a database for damage recognition was created
本文結合儲能復合材料飛輪高速旋轉的工作特點,提出了一種在線檢測飛輪轉子損傷的方法,自主設計一套實驗裝置對模擬各種損傷的的試樣進行了測試,試樣損傷前後的響應信號被採集后存入計算機中;在對採集信號進行傳統的頻譜分析的基礎上,引入了先進的小波分析理論,利用matlab語言編寫程序,對信號進行小波分解,得到了信號變化和損傷特徵之間的關系,建立了一個識別飛輪損傷的數據庫;小波包分解得到信號對比圖和特徵向量,可以有效判定材料內部有無損傷和損傷的程度,結合頻譜分析等,可一定程度上判定損傷的類型,為儲能飛輪的安全運轉和智能化運作提供了決策依據。In this case, health monitoring and fault diagnosis should turn to novelty detection ( nd ) technology, which offers a solution to this problem by modeling normal data, using some distance measure and a threshold for determining novelty. this thesis describes the exploratory work of applying a powerful nd technology ? one - class support vector machines ( oc - svms ) to the detection of faults embedded in turbopump vibration data. the main contents of this thesis include : ( 1 ) many popular nd methods are introduced together with their characters and two kinds of oc - svms methods are described in detail
本文針對液體火箭發動機渦輪泵的振動信號,結合新異類檢測技術中的單類支持向量機方法,對新異類檢測在渦輪泵試車故障檢測中的應用進行了嘗試,主要研究內容包括: ( 1 )介紹了各種流行的新異類檢測演算法的原理以及各自的特點;重點介紹了新異類檢測技術中的兩種單類支持向量機原理,並在此基礎上建立了一種基於支持向量數據描述的新異類檢測模型。Firstly, developing status of routine test of hydroelectric generation set and trouble diagnosing in china and abroad are introduced ; secondly, the article specifies the structure of cims and basic theory and technology. cims is composed of monitoring apparatus and analyzing system, signal processing uses fft and df ; in the end, function of cims is specified. monitoring apparatus is designed of 80c196kb and 89c52, the monitoring soft adopts microsoft visual basic 6. 0 and the database is developed of microsoft access 2000
文章首先介紹了水電機組常規試驗及故障診斷國內外發展現狀;然後給出了系統的結構框架和理論技術說明,本系統由監測裝置和軟體分析系統組成,信號處理採用了快速傅利葉變換和數字濾波技術;最後詳細分析了系統功能,監測裝置使用80c196kb和89c52單片機技術開發,監測軟體使用visualbasic6 . 0語言編制,數據庫採用microsoftaccess2000 ,監測系統分為三大部分:運行狀態監測模塊、故障分析及數據處理模塊、水輪發電機組常規試驗模塊。The major contents of this part is composed of the basic principle of the if circuit, the affection of the noise performance of the preamplifier to the whole system, the main constitutes of the receiver and their test results and the modulation circuit of the vco, etc. the test result shows that the performance of these circuits is fairly good
內容涉及:中頻電路的基本原理及指標,前置放大電路的噪聲性能對整個系統性能的影響,接收機的主要組成部分(前置放大電路、 agc放大電路)的基本原理、實現方法、測試結果及分析和vco的調制信號產生電路的實現及測試結果。與前端聯調結果表明該部分電路性能良好。At first, this paper reviews the traditional currency crisis theories and the research on the early warning system ; thereby try to search for the crisis root and some important early warning indicator, and then basing on those and the kaminsky ' s early warning system of the currency crisis, i analyze statistically the thailand monthly data from 1992 to 2000, seek the threshold of every early warning indicator, the adjusted noise - signal ratio and the early warning synthesis indicator, forecast the possibility of thailand happening the crisis in the coming 12 month with the month data in 2001, and finally conclude that thailand would not happen the crisis in the coming 12 month
首先本文對傳統貨幣危機理論和近期對貨幣危機預警的研究進行了回顧,從而試圖尋找危機的根源和一些重要的預警指標,在此基礎上,運用kaminsky的貨幣危機早期預警方法? ?信號分析法,對泰國1992 - 2000年年間的月度數據進行了統計分析,求出每個預警指標的閾值、調整后的噪音信號比以及危機預警的綜合指標,進而採用泰國2001年的月度數據對泰國未來12個月進行危機預測,最後得出泰國在未來12個月內不會發生危機。Waveform design and generation is one of the key techniques in uwb - sar development. with an air - borne uwb - sar system as the background, the foundational theory of lfm signal, the systemic error model and the design and implementation of lfm generator were discussed in this paper. the paper is composed of four parts : first, the foundational theory of lfm ( linear frequency modulated ) signal was studied
超寬帶信號的產生方法和系統設計是實現超寬帶合成孔徑雷達的一項關鍵技術,本文以機載合成孔徑雷達系統的研製為背景,討論了線性調頻信號的基本理論、基於數字技術產生線性調頻信號的方法及其誤差模型、系統的設計實現技術及系統性能的測試和評估等內容,全文分以下四部分: ?第一部分主要討論了線性調頻信號的基本理論。The advantages of the two methods are combined together in the pseudo - random current injection testing method, which improves the efficiency and correctness of the test, and which is much more operable, thus it is very applicable in built - in - self - testing of analog and mixed signal circuits in system chips
偽隨機注入電流測試法結合了兩種方法的優點,提高了測試的效率和正確性,實現時簡單易行,非常適合於系統晶元中對模擬及混合信號電路的內建自測試。分享友人