This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves
2電控單
元電路連接器設計製成輸入輸出電子控制檢測端子,並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、
直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測;並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單
元實現對電噴發動機電控系統各傳感器、電控單
元、執行器進行故障碼讀取與清除;動態數據讀取和波形測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障波形。
The input axis of the azimuth gyro under this condition is vertical, and pendulum unit is nulled.
在這樣情況下方位陀螺的輸入軸是處於垂
直位置,同時擺錘單
元在零位。
Situated on one of the islands in the azores archipelago, this was an obligatory port of call from the 15th century until the advent of the steamship in the 19th century
英雄港位於亞速爾群島眾多島嶼中之一,從公
元15世紀開始,一
直到公
元19世紀汽船問世,來往船隻都會在這里停靠。
Furthermore, to make the stress analysis of bank slope easier and more intuitionistic, the author develops a special post - processing software for fem to visualize the calculating results of fem. the engineering applications show that the software is banausic
為了便於岸坡有限
元計算結果分析,作者開發了有限
元后處理軟體,工程應用結果說明該軟體使用方便,對有限
元計算結果進行了可視化處理,從而使得岸坡穩定性分析更加
直觀方便。
For many months, market sentiment towards the hong kong dollar had been quite bearish
過去幾個月,市場一
直看淡港
元。
In two - dimensional space, the sibson coordinate value is the ratio between the areas of voronoi cells, and the voronoi cell is made up of the perpendicular bisector of triangles
在二維空間中sibson局部坐標值是voronoi單
元的面積之比, voronoi單
元是由三角劃分得到的三角形的中垂線相交構成,計算簡單
直觀。
Abstract : propagation characteristics of r wave in a pavement structures are analysed in this paper. based on the propagation characteristics of r wave, the horizontal propagation wave is simulated by using r wave, the vertical propagation wave is also simulated by using body wave in calculating dynamic response of pavement structures. the availability and accuracy of dispersion curves measured by sasw in pavement structures is analysed by using the presented method used to calculate dynamic response
文摘:利用有限單
元法分析了道路結構的r面波傳播特性:在深度方向上衰減較慢,傳播較深,波動性大.提出了在道路結構動力響應計算中,利用面波來模擬水平向傳播波,利用體波來模擬豎
直向傳播波.通過算例來驗證該方法的可靠性和精確性,並利用這一動力響應計算方法分析了道路結構表面波測試中所獲彌散曲線的可靠性
By means of carrying out parameterization on finite element model of certain punching - welding bridge housing and through optimization analysis, this paper realized the light weighted optimization design of punching - welding bridge housing under the conditions of letting the bridge housing to satisfy the demands of perpendicular bending rigidity, the perpendicular bending strength and the perpendicular bending fatigue life
摘要通過對某沖焊橋殼的有限
元模型進行參數化,經過優化分析,使得橋殼在滿足垂
直彎曲剛度、垂
直彎曲強度和垂
直彎曲疲勞壽命的條件下,實現了沖焊橋殼的輕量化設計。
Besides acting as agent of huzhou zhanwang pharmaceutical co., ltd. for a variety of adjuvant, we are also the agent for many imported adjuvant, such as new zealand wyndales lactose ; germany basfs vitamins and direct compression excipients ; france roquettes polyatomic alcohol ; germany sasols polyglycol ; switzerland givandans powdery flavoring essence ; usa cabots gas silica ; italy randi groups tartaric products ; uk crodas tween and span ; japan asahikaseis microcrystalline cellulose ; usa noveons carbopol resin, etc
我公司除代理湖州展望化學藥業有限公司各種輔料,同時代理多家進口輔料,諸如:紐西蘭乳糖系列產品、德國巴斯夫公司維生素系列產品及
直接壓片輔料;法國羅蓋特多
元醇系列產品;德國沙索公司聚乙二醇系列產品;瑞士奇華頓粉末系列香精;美國卡博特公司氣相法二氧化硅;義大利拉第集團天然酒石酸系列產品;英國禾大公司吐溫,司盤系列;日本旭化成公司微晶纖維素系列產品;美國諾譽公司卡伯波樹脂系列等。
The convent of st gall, a perfect example of a great carolingian monastery, was, from the 8th century to its secularization in 1805, one of the most important in europe
從公
元8世紀至1805年脫離宗教影響,聖加爾修道院一
直是歐洲最重要的建築之一,是卡洛林王朝時期修道院建築風格的完美再現。
The complex at barumini, which was extended and reinforced in the first half of the 1st millennium under carthaginian pressure, is the finest and most complete example of this remarkable form of prehistoric architecture
這一坐落在巴魯米尼的綜合結構,由於受迦太基人的壓力,
直到公
元1000年中葉還在修整和加固,是史前同類形式建築中修建得最好和保存最完整的典範。
. . in the grounds of the chancellery
. .我們一
直在
元首府的院子里打靶。
In the grounds of the chancellery
.我們一
直在
元首府的院子里打靶。
A vertical spring compensates for the weight of the sensing element.
用一根垂
直彈簧補償敏感
元件的負荷。
The multi - projection histograms are proposed to segment the code in the line and row, and it also solves interference and conglutination problems, achieves accurate location of the number
運用多投影
直方圖分割法對鋼材區的編號進行行、列分割,並解決了干擾、字
元粘連等問題,實現了編號的精確定位分割。
The load current is handled directly by the controller through semiconductor switching devices.
負荷電流由調節器通過半導體開關元件直接控制。