gating system 中文意思是什麼
gating system
解釋
澆流系統-
The influences of foundry process and method factors on combination effect was investigated including the influences of gating system design, pouring temperature, atmospheric pressure of mould cavity, thickness of cast - penetrated layer and so on
作者就澆注系統、澆注溫度、型腔氣壓、鑄滲層厚度等工藝參數對鑄滲效果的影響進行了試驗研究。 -
The research showed that basin is the more important feeding resource than runner in runner type gating system in lost wax casting. therefore, on the basis of the basin as feeding resource, runner and ingate as feeding channel, a new design method for runner type pouring and feeding system in investment casting was developed. the corresponding feeding mathematical pattern and allowable total weight listed for casting cluster with different basin were established after analyzing the practical feeding of basin and the calculating process for design was described in detail
在熔模鑄造橫澆道型澆注系統中，澆口杯是比橫澆道更為重要的補縮源，因此在立足於澆口杯為補縮源、橫澆道和內澆道為澆注補縮通道的基礎上，開發了適用於熔模鑄造橫澆道型澆注補縮系統設計的新設計方法，在詳細分析了澆口杯的實際補縮情況后，建立了相應的數學補縮模式和不同澆口杯的鑄件組許用鑄件總質量表，並具體介紹了設計計算過程。 -
Based on the mechanism of hot cracking formation of castings, the cracking defects of furnace door frame castings was analyzed, and found that the main reasons causing cracking are as follows : construction of the casting was not reasonable, gating system was not proper, and pouring temperature was too high
摘要根據鑄件產生熱裂紋的機理，對爐門框裂紋缺陷進行分析，找到了裂紋產生的主要原因是鑄件結構和澆注系統不合理，以及澆注溫度過高。 -
According to simulation results we decide the location of parting face and cooling system 、 the shape and location of runner and gating system etc. after that we take the az91d magnesium alloy shell of motorcycle engine as an example to proceed fine factors ( plunger injection speed 、 pouring
然後以az91d鎂合金摩托車發動機外殼為例，進行五因素（壓射速度、澆注溫度、鍛造時間、壓射比壓、鍛造壓力）四水平l16 （ 45 ）正交實驗，在普通壓鑄過程中關閉鍛造功能。 -
Abstract : some important principles in the design of split box molding are discussed concerning the selection of mold joint ， the methods of location and the design of gating system. it has been proved in production that the principles discussed had great effects on the cost and quality of castings
文摘:以床身為例，討論了劈箱造型工藝設計中的幾個重要原則：包括分型面的選擇、定位方法、分芯方法及澆注系統設計等；生產實踐證明，這些原則對鑄件生產成本和品質有重要的影響。 -
Demoulding mechanism of taper thread and hydraulic pressure side core - pulling mechanism, gating system and other structures were designed for the mold, and the working process of the mould was described in detail
在模具中設計了圓錐螺紋脫模機構、液壓側抽芯機構、澆注系統和其它結構的設計，以及模具工作過程。 -
In order to producte qualified inlet manifold casting, top gating system with lip riser and shell core made of precoated sand is used
為了獲得合格的進氣歧管鑄件，採用壓邊頂鑄澆注系統和覆膜砂殼芯製作工藝。 -
Much makings power should produce in average gating system, when producing small product, gating system coagulates the weight of makings may exceed goods weight
普通澆注系統中要產生大量的料柄，在生產小製品時，澆注系統凝料的重量可能超過製品重量。 -
In dtc system, the concept of space vector is introduced to analyze and control the ac motor, the electromagnetic torque and flux are calculated and controlled in the stationary coordinate, and the optimal pwm gating signals are generated to control the inverter to acquire high dynamic torque according to the output of the bang - bang regulators
直接轉矩控制採用空間矢量的概念來分析三相異步交流電動機的數學模型和各物理量，直接在靜止坐標系下計算與控制交流電動機轉矩和磁鏈，藉助于離散的兩點式調節產生pwm信號，直接對逆變器的開關狀態進行最佳控制，以獲得轉矩的高動態性能。 -
Based on the new equilibrium solidification theory, the dispersed gate with flat 、 thin and wide rise neck, coupled with cold iron and warming riser, was adopted in the new gating system
經分析主要原因是原工藝熱冒口的冒口頸（內澆道）偏小，且開設的位置不合理，造成內澆道根部存在疏鬆和晶粒粗大鑄造缺陷。 -
The control system includes two modules, one named the input module which acquires data digitally, and the other, named the output module, controls the emission of the laser, the gating function of the single photon counting module ( spcm ) and the synchronization of the input and output modules. each of them uses a complex programmable logic device ( cpld ) as the core component, and is devided into three parts : the hardware circuit, the programming logic circuit and the software
該控制系統主要包括控制單光子發射、單光子探測器、數據採集接收系統的輸出系統和數據採集系統兩個模塊，它們都採用復雜可編程邏輯器件cpld作為核心功能晶元，由硬體電路設計、晶元編程和高級軟體編程三部分組成。 -
In fact, it is more effective in system level. low power technique of microprocessor is composed of clock - gating, close part of cache, and dvs ( dynamic voltage scaling ). low power technique of peripheral equipments design is composed of closing the idle parts of the equipment and degrading the service quality satisfied with lowest requirement
處理器的低功耗設計大都採用系統級，其技術主要包括:門控時鐘技術， cache部分關閉技術，動態電壓縮放dvs （ dynamicvoltagescaling ）技術;外圍設備低功耗設計包括:關閉設備空閑部件;在滿足基本性能要求前提下，降低外圍設備的服務質量。 -
The functions of the system involve process parameters design, sand core design, riser design, gating system design, pattern plate design, core box design, and creation of two - dimensional drawings and charts
該系統針對汽車鑄件，其功能包括工藝參數設計、砂芯設計、冒口設計、澆注系統設計、模板設計、芯盒設計以及二維工藝圖、卡的生成。 -
In dtc system, the concept of space vector is introduced to analyze and control the ac motor, the electromagnetic torque and flux are caculated and controlled in the stator reference frame, and the optimal pwm gating signas are generated to control the inverter according to the output of the bang - bang regulator. in this paper, the dtc system is designed based on dsp. a speed estimation method is derived detailedly and the sensorless speed close - loop control is conducted. in this system, there are some problems, such as flux drift and torque ripple. to resolve these problem, a modified flux caculation method and some measures such as speed lpf, torque slide filtering are adopted. the system performance is enhanced by these mersures
直接轉矩控制採用空間矢量的概念來分析異步電機的數學模型和控制其各物理量，直接在定子坐標系中計算和控制轉矩和磁通，藉助于離散的兩點式調節（ bang - bang控制）產生pwm信號，直接對逆變器的開關狀態進行優化控制，以獲得轉矩的高動態性能。本文採用dsp設計了直接轉矩控制系統，詳細推導了速度估計方法，進行了無速度傳感器的速度閉環控制。
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