The core theory of workshop produce plan and control is scheduling theory 車間生產(chǎn)計劃與控制的核心理論是調(diào)度理論。
The recent developments in scheduling theory have focused on extending the models to include more practical constraints 對排序問題的最新研究主要集中在擴(kuò)展模型到更實(shí)際的約束上。
In chapter 2 , on the basis of reference to classical static priority scheduling theory for hard real - time systems , we proposed a delay computation method with partition algorithm 第二章在借鑒強(qiáng)實(shí)時系統(tǒng)靜態(tài)優(yōu)先級調(diào)度理論的基礎(chǔ)上,提出一種通過引入分區(qū)算法來計算atm交換延遲的方法。
With the support of the key national preresearch project for the 10th five - year plan , this paper has deeply studied scheduling theory and engineering practice of rtdcs , aimed at large amount of existing real - time relevant period multitasks ( rtrpmt ) and tasks to be fault - tolerant ( tft ) 本文以“十五”國家重點(diǎn)預(yù)先研究項(xiàng)目為背景,針對實(shí)際應(yīng)用中大量的實(shí)時相關(guān)周期多任務(wù)及容錯任務(wù),對分布實(shí)時系統(tǒng)的調(diào)度理論與工程實(shí)踐問題進(jìn)行了深入的探索與研究。
There are no calculation analysis methods for it and the design main depends on experience . the behind schedule theories research obstructs the csnw ' s further development . therefore , the thesis focuses on this topic and following foundamental studies on the relate issues are performed . on the soil nailing and composite research foundation , according to csnw ' s present research condition and the engineering effective demand , the stability of csnw is studied systematically by methods of theories research and case research 理論研究的落后制約了復(fù)合土釘墻支護(hù)的進(jìn)一步發(fā)展,因此,在前人對土釘及復(fù)合土釘研究的基礎(chǔ)上,根據(jù)目前復(fù)合土釘墻支護(hù)的研究現(xiàn)狀和工程的實(shí)際需要,本文針對當(dāng)前深基坑支護(hù)中廣泛應(yīng)用的土釘墻及設(shè)計計算理論與設(shè)計方法,采用理論研究、工程實(shí)例相結(jié)合的方法,對土釘拉力和邊坡的側(cè)向土壓力進(jìn)行了分析研究。
The main topics of the thesis are listed below : the current research status of real - time scheduling theories is discussed . popular scheduling algorithms , including static scheduling algorithms such as rate monotonic analysis ( rma ) , deadline monotonic analysis ( dma ) , and dynamic algorithms such as earliest deadline first algorithm ( edf ) , least leisure first algorithm ( llf ) etc . , and their strong points and weakness are discussed 本文的主要內(nèi)容如下:介紹了實(shí)時調(diào)度理論的發(fā)展現(xiàn)狀,分析了當(dāng)前流行的各種調(diào)度算法的優(yōu)缺點(diǎn),其中包括靜態(tài)調(diào)度算法,比如速率單調(diào)調(diào)度( rms ) 、截至?xí)r間單調(diào)調(diào)度( dms ) ;和動態(tài)調(diào)度算法,比如最早截止時間優(yōu)先調(diào)度( edf ) 、最小空閑時間優(yōu)先調(diào)度( llf )等。
The behind schedule theories research obstructs the ccsn ' s further development . on the soil nailing and compound soil nailing research foundation , according to ccsn present research condition and the engineering effective demand , the stability of ccsn is studied systematically by methods of theories research , orthogonal experiment research and case research . some beneficial results of the ccsn ' s mechanism and behaviors are gotten and the analysis model and method of ccsn ' s stability are established 在前人對土釘及復(fù)合土釘研究基礎(chǔ)上,根據(jù)目前錨管樁復(fù)合土釘支護(hù)的研究現(xiàn)狀和工程實(shí)際需要,采用理論研究、正交試驗(yàn)研究、工程實(shí)例研究相結(jié)合的方法,對錨管樁復(fù)合土釘支護(hù)穩(wěn)定性進(jìn)行了系統(tǒng)全面的分析和研究,得到了錨管樁復(fù)合土釘支護(hù)機(jī)理及性狀的一些有益成果,建立了錨管樁復(fù)合土釘支護(hù)穩(wěn)定性分析模型與方法。
This thesis is based on the simulation of researching discrete event system . under the instruct of workshop scheduling theory , we analyse each simulation strategy which is suit for discrete effect system , and combine the practice instance of cylinder body product line of dalian diesel oil machine factory 本論文在研究離散事件系統(tǒng)仿真的基礎(chǔ)上,在車間調(diào)度理論指導(dǎo)下,分析了適用于離散事件系統(tǒng)的各種仿真策略,結(jié)合大連柴油機(jī)廠氣缸體生產(chǎn)線的實(shí)際情況,采用事件調(diào)度法對流水線制造系統(tǒng)的仿真進(jìn)行研究。