流通型檢測器 的英文怎麼說

中文拼音 [liútōngxíngjiǎn]
流通型檢測器 英文
flow-through detector
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 通量詞(用於動作)
  • : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 流通 : circulate
  • 檢測器 : detector
  • 檢測 : check; detection; test; gauging; detecting; sensing; [工業] checkout; measuring
  1. On the base of the theory of the adaptive noise cancellation and the adaptive line enhancement, we have made an improved adaptive noise cancellation in use of the measuring of hv insulator ' s leakage current

    結合普自適應噪聲對消和自適應譜線增強原理,提出了一種改進自適應噪聲對消,用於高壓絕緣子泄漏電
  2. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念,建立了正弦脈寬調制( spwm )逆變供電異步電動機,考慮主磁路飽和時的變頻調速系統整體數學模,模擬系統的低頻振蕩;其次從逆變-異步電動機系統能量轉換角度出發,提出逆變輸入電中負電的間隔時間是否大於1 / f _ c ( f _ c為逆變載波頻率)來判定系統是否出現低頻振蕩;最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。
  3. In principle, ultrasonic sensors are suspended over a road, which keep emitting pulse signals periodically to nearby and feed back waves to decide existence of any obstacles, thus to detect the speed, height, length, different sizes ( heavy, medium and small ) of moving vehicles and accumulative flow as well as length of motorcade. optionally, it can be applied to multitude driving lanes simultaneously for traffic data. by integrating and analyzing these measured data, the necessary figures concerning traffic flow may be obtained, which are fundamental basis guiding road buildings

    本課題設計的是一種懸掛式超聲波車多信息過懸掛于路面上方的超聲波探頭向路面周期性地發射脈沖信號,利用地面回波來判斷遮擋物地存在,可用於行駛中的機動車車速、車高、車長、大中小分以及累計車量、車隊長度等信息,並可用於多個車道車信息的同時,綜合這些量參數可獲得車量的必要數據,可為公路建設提供必要的基礎依據。
  4. With the mathematic model of tracking beam current by velocity, real - time tracking can be obtained ; with current simulation controlling transducer and subsection linearity, precision of velocity ( error in ? 1 % ) is triumphantly can be controlled ; with inspection of the pulse numbers of switches, the position of all vehicles are checked to eliminate the error of calculating distance between all ones

    過建立速度跟蹤束的數學模,較好地解決了速度跟蹤束的實時性問題;過採取用電模擬量控制變頻和分段線性處理的辦法,成功地解決了速度精度問題(誤差在士1 %內) ;接近開關觸發的脈沖數,適時校核所有小車位置,消除各車之間距離計算誤差,從而很好地解決了距離累計計算誤差。
  5. Then the paper analyzes control system of hybrid active power filter, the way of harmonic detecting and the principle of control system, digital low pass filter and the generation of pwm, on the base of which the paper designs a new parallel hybrid active power filter which is controlled by tms320lf2407, and detailedly introduces drive circuit of pwm, sampling circuit of current, voltage adjustment and protection circuit, communication circuit, liquid crystal display circuit

    分析了混合有源濾波的控制系統、諧波方法及控制原理、數字低濾波和pwm信號的產生,在此基礎上設計了一種基於tms320lf2407為控制核心的並聯混合有源電力濾波硬體原理圖。並對pwm驅動電路、電采樣電路、電壓調整、按鍵輸入和保護電路、信模塊、液晶顯示模塊進行了較詳細的分析說明。
  6. Below are the work and results of the dissertation : 1. analytical solution to the eddy - current transducer with ferrite core according to the practical eddy - current transducer used in eddy - current not, the analytical model described by a solenoid coil with a coaxial cylindrical ferrite core of finite length " is established

    論文的主要工作和結論概括如下:一、渦傳感電磁場解析解根據渦無損中實際使用的放置式線圈傳感,建立了含有共軸有限長磁芯的電圓柱線圈電磁場分析模
  7. Due to the fact that the associations of the electrical alloy industry and the insulating material industry of china have their offices on the glesi premises since 1970, guilin coninst has always been able to follow the research and development, production, application, testing and standardization of foreign advanced companies and to maintain technical exchange with the foreign counterparts. guilin coninst carries out national and military research projects every year, and has transferred several research achievements into new products in scale production. with a strong technical force, guilin coninst has always been the leader in the contact material field of china and is the only chinese company manufacturing the whole series of contact materials for low voltage, high voltage and vacuum applications

    自1970年以來,公司依託桂林電科學研究所在電工合金和絕緣材料兩個行業的技術歸口管理優勢,長期跟蹤國外先進企業的研發生產應用和標準化技術,保持與國際同行的技術交,每年承擔國家多項科研及軍工項目,已將多年的研發成果轉化形成了多個具有產業規模的新電工材料產品,並建立了有序高效的質量保證體系,已過gjb9001a軍工產品和gb t19001 - 2000 idt iso9001 : 2000民品質量管理體系認證。
  8. Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction

    首先結合pcnn的同步脈沖發放和側抑制特性,提出了基於改進pcnn的圖像凹點演算法,該演算法是一種自適應而有效的圖像凹點方法,並且較好地模擬了人類視覺系統;然後,結合信息傳遞和信息耦合特性,將pcnn擴展成pcnns ( pcnn網路群) ,提出了一種基於pcnns的圖像融合演算法,能夠將多個傳感獲取的同一目標的圖像信息融合到一幅圖像中,有效模擬了人類視覺系統;另外,結合pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性,開拓地將pcnn用於模式分類中,提出了基於耦合神經元點火捕獲抑制特性的分類方法和改進的約束距離下的pcnn分類方法,前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類,而後者能夠消除訓練樣本中刺點對分類的影響;最後,結合累積差分圖像思想、 pcnn波的形成與傳播特性,過各神經元之間連接取向來選擇與控制自動波的向,將pcnn用於運動視覺分析中的運動軌跡模擬及運動方向
  9. It is composed of magnetic pulse sensor and control components, and is a built - in part inside distributor. it detects engine cranking position signal and cylinder signal via sensor, followed by treatment by control unit, thus controlling the on off of the current of control ignition coil to achieve the purpose of ignition. it has a function of auto closing regulation

    產品是為微車無觸點點火系統而研發的,它由磁脈沖傳感和控制組件構成,內置於分電內,過傳感發動機曲軸位置信號汽缸信號,然後經控制組件處理,控制點火線圈中電斷,從而達到點火目的,具有閉合角自動調整等功能。
  10. It is composed of magnetic pulse sensor and control components, and is a built - in part inside distributor. it detects engine cranking position signal and cylinder signal via sensor, followed by treatment by control unit, thus controlling the onoff of the current of control ignition coil to achieve the purpose of ignition. it has a function of auto closing regulation

    產品是為微車無觸點點火系統而研發的,它由磁脈沖傳感和控制組件構成,內置於分電內,過傳感發動機曲軸位置信號、汽缸信號,然後經控制組件處理,控制點火線圈中電斷,從而達到點火目的,具有閉合角自動調整等功能。
  11. The system selects micro control unit and programmable logic device as the core of controller, gsm terminal module as communication device, gps as position equipment, a / d sampling for voltage and current checking, solar battery as power supply, switch dc - dc as power voltage conversion, and so on

    以微處理單元與可編程邏輯件為核心搭建系統控制,選擇gsm無線信模塊實現系統信,全球定位系統實現水標燈定位, a d采樣與轉換實現電壓電,太陽能電池為系統供電,開關dc - dc實現電源電壓轉換。
  12. When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system

    在探討可靠性設計與可靠性保障技術時,提出了石油井儀的可靠性計算新模,從電氣和機械兩個方面,提出並闡述了應採用的可靠性保障技術及其使用方法:根據最新可靠性理論,建立了石油井儀的可靠性系統模,探討了石油井儀的可靠性指標及其獲取途徑,提出了推薦使用的石油井儀可靠性指標( mwture , nolwnm , mtbf , mttf ) ;過試驗,得到了所設計儀的穩定工作時間( mwture ) 。在研究數據處理方法時,闡述了伽瑪信號的特徵,對量誤差類進行了統計驗;介紹了數字濾波的基本理論、數字濾波方法的概況,並進行了分析;對伽瑪信號數字濾波效果的影響因素及其對井曲線的影響進行了基本分析;從獲取平穩段真值、地層邊界的與處理兩個方面,建立了數字濾波效果的評價準則( rvi , rmse , sfi ) ,給出了相應的數字濾波方法及效果評價方法;探討了自然伽瑪信號數字濾波的設計方法,提出了適合自然伽瑪井的混合濾波方案,探討了混合濾波方案的實現途徑;過對部分數字濾波方法的定量研究,給出了靈活可選的數字濾波系統構成及實現程;提出的三種濾波方案,將用於era2000成像井系統,對自然伽瑪井數據進行濾波處理。
  13. This type of strainer is usually installed upstream of most of the devices in the system including the meters, backflow preventers ( or detector check valves ) and flow alarms, in order to protect these devices from damage caused by large particles

    這種類的過濾常安裝在系統內大多數設施的上游,包括儀表,防迴閥(或止回閥)和水警報裝置等,從而保護這些設施不會被大顆粒損壞。
  14. Initially, the company has engaged in the development and manufacture of testing instruments primarily for the said governmental institutes, later expanding its activities toward the field of electrical industries in general. taking advantage of technological prestige, the company has in the meantime developed unique instruments one after another which have successfully met the demand of major electrical machine manufacturers for rationalization and increase of production efficiency, thus enabling the company to realize steady growth and maintain continual business relations with more than 400 domestic and overseas customers

    試儀可用作繞組線圈電阻及溫升試外,也可用作為普的數字電阻儀試未加交電壓狀態時的電阻值。本儀在電機或變壓等繞組設備的機械加壓的工作狀態下,可隨時連續其線圈電阻和溫度的變化,而且在切斷電源后,亦可連續量,量安全數據準確。
  15. Through preventive and analyzing test of dissolved gas, water content in oil of the large - scale rectification transformer, we discuss the validity of the preventive test, and put forward the proposal on examining method, the failure diagnosis as well as the present situation and the development of maintenance for large - scale rectification transformer

    摘要過對大變壓油中溶解氣體、油中含水量分析預防性試驗,探討預防性試驗有效性,並對方法、故障診斷以及大變壓狀態修的現狀與發展提出建議。
  16. The advantages of this system are that the fluxes from the current model are easily obtained, all of the fluxes ( from voltage and current models ) are dc quantities, which are convenient for control and checking, and the system stability is easily analyzed. a further advantage is the avoidance of integration problems

    本系統的優點之一是磁的指令值過計算電而獲得,所有的磁量(電壓、電)都是直量,便於控制和查,系統的穩定性易於分析,另一個優點是利用磁可以避免用電壓模推算磁時的積分運算問題。
  17. By means of wide investigation, instruments development, a series of model experiments and relative theory analysis, following results are obtained in river model time scale distortion ratio, model roughening, inflow and outflow controlling methods and equipment, new water level and velocity measuring technique, model automatic measuring and controlling system : ( 1 ) with the aid of configuration software, a large scale river model automatic measuring and controlling system is developed, realizing river model automatically controlling and basic hydraulic parameters automatically measuring

    本文過廣泛調研、儀研製、系列模試驗和相關的理論分析,在河工模時間變態率控制、模加糙、出入方法和設備、水位量新技術、模自動控系統等方面取得了下列成果: ( 1 )應用工控組態軟體技術,開發了一套大河工模自動控系統,實現了模內外邊界的自動控制和基本水力參數的自動量
  18. After the analysis of power produce character of the typical three - phases unbalance load, the corresponding circuit is adopted. this main circuit is composed of the power filter series and tcr control circuit. secondly the theory of band - pass filter is analyzed in detail, and then a method of implementing butterworth band - pass filter is put forward

    簡要分析了無功補償的基本原理和工作特點,過對典的三相不平衡負載工作特點的分析,主電路採用電力濾波與晶閘管控制電抗相接合的結構;對用於無功的帶濾波進行了分析,設計了用於負載電壓、電信號濾波的帶濾波,並採用運算放大加以實現。
  19. The main work is as follow : the pater makes use of vanguard genetic algorithms in image segmentation, uses vanguard genetic algorithms to get the image threshold. using this method we may get different grey vehicles from the background exactly. used the support vector machine theory to conduct the vehicles automatic sorting simulation research, the simulation result had proven this method could quite be accurate carries on the vehicles type the recognition ; improved based on the background automatic renewal hypothesized examination region algorithm, enhanced timeliness and the accuracy which the vehicles examines ; and to has carried on the specify based on the hypothesized examination region imagery processing algorithm realization ; in the paper also introduced withdraws the algorithm based on the gradation continuous movement vehicles characteristic to carry on the vehicles the characteristic to withdraw as well as to use the localization method which colored filter same gradation chart processing unifies to carry on the realization method which the vehicles license plate locates

    本文根據智能交控制與模擬對于交量、車輛到達率、車輛速度等交信息的需求,基於視頻圖像進行了交信息處理的演算法研究與實現,主要工作包括以下幾個方面:將先鋒遺傳演算法應用到圖像閾值分割中,利用先鋒遺傳演算法尋求全局最優閾值,可以比較準確的將圖像中不同灰度的車輛從背景中分離出來;採用支持向量機理論進行了車輛自動分類的模擬研究,模擬結果證明該方法能夠比較準確的將車輛的類進行識別;改進了基於背景自動更新的虛擬區域演算法,提高了車輛的實時性和準確性;並對基於虛擬區域的圖像處理演算法實現進行了詳細說明;論文中還介紹了基於灰度連續性的運動車輛特徵提取演算法進行車輛的特徵提取以及採用彩色過濾同灰度圖處理相結合的定位方法進行車輛牌照定位的實現方法。
  20. Wide plus ak series intelligent pressure transmitter which is universal intelligent series transmitter, it introduced advanced production technology from america and japan adopts the world leading technique, pass through strict quality control. this kind of transmitter is searched and developed independently by our company that is pressure detect transmit unit in the industrial automation control system. it measures fluid pressure in the industry process and converts it into 420 ma dc signal output ; at the same time, it may be remote parameter setup, remote control, self - diagnosis by field hart protocol

    Wideplus - ak系列智能壓力變送是引進美國和日本的先進生產工藝,採用世界領先技術,經過嚴格的品質管理,由我公司自行研製和開發的用智能系列變送,是工業自動化控制系統的壓力變送單元,它量工業過程體壓力,將其轉化成4ma 20ma dc信號輸出,同時過現場hart協議可進行遠程參數設定遠程控制自診斷等功能。
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