feed forward control造句
例句與造句
- The discussion of feed forward control of military equipment information resource management for equipment technology progress
適于裝備技術(shù)進(jìn)步的裝備信息資源管理前饋控制探討 - The nonlinear pid ca n ' t fit the change of the reaction . the feed forward control base on model also ca n ' t fit the change of ph value and flux of the original water . so the control method ca n ' t get a good result
Pid控制算法也無法對反應(yīng)的變化過程做快速的、精確的反應(yīng)，在控制過程中很容易引起振蕩現(xiàn)象，很難對系統(tǒng)實(shí)現(xiàn)最優(yōu)控制。 - Fuzzy control fit the control of nonlinear , time lag system . it especially fits the control of neutralization process . so fuzzy control is employed in the control system as a feed forward control
模糊控制完全是在操作人員控制經(jīng)驗(yàn)的基礎(chǔ)上實(shí)現(xiàn)對系統(tǒng)的控制，無需建立數(shù)學(xué)模型，具有較強(qiáng)的魯棒性，適用于非線性、時變、時滯系統(tǒng)的控制，對中和過程的控制尤其適合。 - The automation of coal flotation has been wandering for many years in china . the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry , ignoring the quantity and quality of the products . aiming at this problem , method of measuring the flotation technical parameters was studied , the slurry level meter and the slurry ash - measuring device were worked out , and the computer control system of the coal flotation was designed . the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed . the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world . the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery , a decrease of the reagent consumption , ensuring a highly efficient operation
浮選自動化在我國多年來徘徊不前，一直采用根據(jù)入浮煤漿中的干煤泥量來確定加藥量的前饋控制方法，而不直接以產(chǎn)品的數(shù)質(zhì)量指標(biāo)作為控制目標(biāo)，導(dǎo)致浮選生產(chǎn)效率較低.針對上述問題，研究了浮選工藝參數(shù)的檢測方法，開發(fā)了浮選漿位儀和煤漿測灰儀，設(shè)計了浮選計算機(jī)控制系統(tǒng)，它根據(jù)煤漿測灰儀旁線檢測的精煤灰分，運(yùn)用模糊控制技術(shù)，通過調(diào)整浮選藥劑添加量和浮選機(jī)漿位，來實(shí)現(xiàn)浮選過程的反饋控制.工業(yè)性試驗(yàn)表明，煤漿測灰儀的性能指標(biāo)接近國外先進(jìn)水平.煤泥浮選測控系統(tǒng)在淮北選煤廠的現(xiàn)場使用，使浮選生產(chǎn)在精煤灰分合格的前提下，得到了較高的產(chǎn)率，并降低了藥劑用量，從而保證選煤廠高效率地運(yùn)行 - Feed back control base on nonlinear pid with self - adjust parameter and feed forward control base on experience model are employed in the practical application . the realization of this control system and its result are introduced in this paper . because the process of the reaction is complicated , it ' s difficult to model for it
在對中和過程自動控制算法的探索中，采用了非線性參數(shù)自整定控制和基于模型的前饋控制，本文介紹了這種控制系統(tǒng)的實(shí)現(xiàn)和現(xiàn)場控制效果，由于中和控制過程的模型極其難以確定，反應(yīng)過程變化復(fù)雜，因此基于模型的前饋控制無法對ph值和流量值的波動進(jìn)行有效的補(bǔ)償。 - It's difficult to find feed forward control in a sentence. 用feed forward control造句挺難的
- Piston ring is the important accessory of the engine and turning its contour is the key procedure to ensure the performance of piston ring it has great value in economy and society that we develop the nc machining system for outer circle of piston ring to manufacture the high quality piston ring and to replace the import machine according to piston ring contour data provlded by the cad system ， it can turn the piston ring contour by controlling the displacement of servomechanism which is controlled by the angle of servo motor it uses the theories of velocity closed loop 、 dlsplacement closed loop and feed forward control to improve the control precision of system on the basis of theories of elastic mechanics and mathematics ， the cad system can provide the accurate data required by the nc machine system according to the calculation model and the parameters of piston ring this system integrates the cad cam technology
系統(tǒng)根據(jù)活塞環(huán)cad系統(tǒng)生成的接口數(shù)據(jù)，通過伺服電機(jī)的轉(zhuǎn)角位置控制自主研制的高性能微位移進(jìn)給機(jī)構(gòu)產(chǎn)生給定的位移，以完成活塞環(huán)輪廓的仿型加工。系統(tǒng)采用速度、位置閉環(huán)控制及前饋控制理論，以提高系統(tǒng)的控制精度?；钊h(huán)cad系統(tǒng)以彈性力學(xué)和數(shù)學(xué)方法為基礎(chǔ)，根據(jù)常用的計算模型與活塞環(huán)參數(shù)自動生成數(shù)控加工系統(tǒng)所需的精確的接口數(shù)據(jù)，實(shí)現(xiàn)cad / cam一體化。 - Abstract : the automation of coal flotation has been wandering for many years in china . the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry , ignoring the quantity and quality of the products . aiming at this problem , method of measuring the flotation technical parameters was studied , the slurry level meter and the slurry ash - measuring device were worked out , and the computer control system of the coal flotation was designed . the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed . the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world . the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery , a decrease of the reagent consumption , ensuring a highly efficient operation
文摘:浮選自動化在我國多年來徘徊不前，一直采用根據(jù)入浮煤漿中的干煤泥量來確定加藥量的前饋控制方法，而不直接以產(chǎn)品的數(shù)質(zhì)量指標(biāo)作為控制目標(biāo)，導(dǎo)致浮選生產(chǎn)效率較低.針對上述問題，研究了浮選工藝參數(shù)的檢測方法，開發(fā)了浮選漿位儀和煤漿測灰儀，設(shè)計了浮選計算機(jī)控制系統(tǒng)，它根據(jù)煤漿測灰儀旁線檢測的精煤灰分，運(yùn)用模糊控制技術(shù)，通過調(diào)整浮選藥劑添加量和浮選機(jī)漿位，來實(shí)現(xiàn)浮選過程的反饋控制.工業(yè)性試驗(yàn)表明，煤漿測灰儀的性能指標(biāo)接近國外先進(jìn)水平.煤泥浮選測控系統(tǒng)在淮北選煤廠的現(xiàn)場使用，使浮選生產(chǎn)在精煤灰分合格的前提下，得到了較高的產(chǎn)率，并降低了藥劑用量，從而保證選煤廠高效率地運(yùn)行