fuzzy optimization 中文意思是什麼

fuzzy optimization 解釋
模糊優化
  • fuzzy : adj. 1. 有茸毛的,覆著細毛的,如茸毛的。2. 不清楚的。fuzziness n.
  • optimization : n. 最佳化,最優化。
  1. In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions

    本文從試驗及試驗資料入手,取得以下主要成果和結論:對鹽堿地水稻節水灌溉技術進行優化研究,系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響,採用了多目標模糊優化的方法,對灌水技術進行綜合評判,優選了節水灌溉技術,論證該地區宜採用水稻控制灌溉技術;闡述控灌技術通過調節和控制水稻的需水規律,降低水稻高產情況下的無效水量消耗,從水稻生理、生態節水兩方面分析了控灌技術節水機理,針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點;通過控灌與淹灌的定量對照比較,從根系、莖蘗、冠層葉片及綠葉動態到株高,土壤水分變化,抗病蟲害、抗倒伏能力,稻田土溫變化,產量構成因素及稻米品質等諸多方面進行動態比較,分析控灌技術高產優質機理;在鹽堿稻地採用控制灌溉+間歇淋洗模式,跟蹤測試田間水鹽變化狀況,驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性,通過分析水稻控制灌溉淋洗條件下水稻生理生態指標,提出優化控制灌溉+間歇淋洗組合模式,為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。
  2. Fuzzy optimization design of plate - fin heat exchanger

    板翅式換熱器模糊優化設計
  3. In ranking the indicator system of affecting cultivated land being selected into prime farmland has been built firstly, which is composed of 18 indicators involved in quality, location, policy attribute and administrative intervention of cultivated land. then based on the character of ranking, the idea of combination decision has been brought forward, ranking cultivated land synthetically with three ranking models including a model by similarity to ideal point, fuzzy optimization model and attribute hierarchy model. in three models the weights are based on hierarchy analysis and entropy weights, considering not only subjective partiality but also the intrinsic information of decision objects, which make the ranking results more scientific, reasonable and credible

    在耕地綜合排序中首先建立了耕地入選基本農田的決策指標體系,由耕地質量狀況、區位條件、政策屬性以及行政干預4大決策因素共18個決策指標構成;然後根據排序問題的特點,提出了「組合決策法」的思路,並採用逼近於理想點的排序模型( topsis ) 、模糊優選模型( fom )和屬性層次模型( ahm )三種排序方法對耕地進行綜合排序,每種排序模型中均採用基於層次分析法和熵權系數法確定的綜合權重,既考慮決策者的主觀偏好,又充分利用決策對象的固有信息,使排序結果更為科學、合理、可靠。
  4. In using the fuzzy optimization, the paper separately computes the subordinative degree of the storage capacity that is opposite to the main high - water season in every stages, and then, determines the present storage capacity

    在模糊演算法中分別計算各個時段相對于主汛期防洪庫容的該時段的庫容隸屬度,然後確定該時段的庫容。
  5. It is of realistic importance to increase the scientific and accurate decision - making through applying the fuzzy optimization technique for the investment decision - making of harbor engineering

    應用模糊優選法,輔助港口工程的投資決策,對進一步提高決策的科學性和準確性,具有十分重要的現實意義和廣闊的前景。
  6. The investment decisive - making for harbor engineering is a very complicated process, and it comes down to many fuzzy factors. compared with the traditional investment techniques, the technique of fuzzy optimization can more effectively quantify various kinds of fuzzy factors that influence analysis and decision - making. the analytic results can be more faithful to reality and enhance scientific and accurate decision - making

    港口工程的投資決策過程非常復雜,其中涉及到許多模糊性的因素,而模糊優選法與傳統的投資決策方法相比能定量地處理影響分析和決策的種種模糊因素,使分析的結果更加符合客觀實際,從而提高決策的科學性和準確性。
  7. A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method

    提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求,選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化,再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法,通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍,以速度調節器和電流調節器的參數為染色體中的基因,通過遺傳演算法在搜索范圍中優化這些基因,獲得優化解.實驗結果表明,所設計的參數能使系統性能指標有顯著提高
  8. Application of multi - objective fuzzy optimization to aggregates source reclaiming schemes

    料場開采方案的多目標模糊優選
  9. The result indicates that this program is safe and reliable for pdew fuzzy optimization. the researching in this paper has been obtained some worth in fuzzy optimization design and motions of pdew

    以某橡膠廠輪胎硫化機弧面蝸桿減速器為例,驗證了該模糊優化設計程序,結果表明該程序運算準確可靠,優化結果可行。
  10. In this paper , a novel fuzzy optimization model and algorithm to optimize the locations , sizes and service areas of mv / lv distribution transformers in urban distribution network planning which can consider the imprecision and possibility of spatial load, the voltage level constraints and the cost of objective function is presented

    給出了考慮負荷、供電電壓水平約束和目標函數最小費用的不精細性的城市電網中壓配電變壓器位置、容量和供電范圍的模糊優化規劃模型及演算法。
  11. The paper puts emphasis on the auxiliary and decision - making software design for the reservoir optimizing regulation. with dynamic plan and fuzzy optimization, the paper gives the computing result and compares them on the example of guanzhong area ' s shitou river reservoir in shaanxi province

    本論文著重研究了水庫興利調度輔助決策軟體的開發方法,並以陜西關中石頭河水庫為例,採用動態規劃和模糊演算法分別對石頭河水庫進行了興利調節計算並對結果進行了分析比較。
  12. This new fuzzy optimization control method was applied to a superheated steam temperature control system, and simulation results verify the satisfactory closed - loop performance of the proposed fuzzy control system

    將這種新型模糊優化控制方法應用於過熱汽溫控制系統進行模擬,結果表明可以獲得非常滿意的閉環控制效果。
  13. Study on the fuzzy optimization methodology of ship ' s seakeeping performance

    船舶耐波性模糊優化方法研究
  14. Judgement function solution of symmetric fuzzy optimization

    對稱模糊優化模型評價函數解法
  15. Multi - layers and multi - objects fuzzy optimization model of main target ship

    多層次多目標重點避讓船模糊優選模型
  16. Based on the system engineering theory, and through detailed analysis of economic techniques of the engineering work plan examples of the common used long span steel truss structures, utilizing the sequenced layer analysis, the current paper will establish the long span engineering work plan index system. also by the fuzzy mathematical principles, it builds multi - layer fuzzy complex mathematics judgment and calculate the weight coefficient of each index by application of fuzzy power duality method ; and based upon the experts investigation method builds each index judgment matrix. finally applying the current popular update system tool - power builder 8. 0 developed the " optimization system of ( construction ) fuzzy work plan " to solve and carry out the multi - layered fuzzy combination judgment ; then step on the analysis and research on the reliability of the optimal solution for further achievement of the final objective of the fuzzy optimization in selecting the construction work plan of long - span steel truss realization

    本文以系統工程學的理論為基礎,通過工程實例對常用大跨度鋼桁架結構施工方案進行詳細的技術經濟分析,運用層次分析法建立起大跨度鋼桁架結構施工方案的指標體系,利用模糊數學原理建立了多層次模糊綜合評判數學模型,採用模糊權重二元對比法計算出各指標的權重系數,並採用專家調查法建立各指標的評判矩陣,利用目前最流行的工具系統- powerbuilder8 . 0編制了《建築施工方案模糊優選系統》求解計算,進行多層次模糊綜合評判;調整權重和隸屬度,對數學模型最優解的可靠性作了進一步的分析和研究,從而達到模糊優化選擇大跨度鋼桁架結構施工方案的最終目的。
  17. Algorithm for reverse proposition of fuzzy optimization and its application in flood control decision - making

    模糊優選逆命題的解法及在防洪調度決策中的應用
  18. Abstract : this article is based on the theory of fuzzy optimization design. the running speed and width and initialtensileforce and interval distance of roller are its design variable. the objective function is the minimum power loss of the traction motor. it constructs the fuzzy optimization mathematical model of the two - way running belt conveyer ' s main parameters

    文摘:以模糊優化設計理論為基礎,以雙運帶式輸送機輸送帶的運行速度、寬度、初張力及托輥間距為設計變量;以牽引電機運行的最小功率消耗為目標函數,構造出了雙運帶式輸送機主參數的模糊優化數學模型。
  19. The keep with bounds were be fuzzy by the method of oblige line. this program not only has been used to optimization the pdew but also could used to control the fuzzy factor that could change the strength of fuzzy. when the fuzzy factor equal to one, the fuzzy optimization program could change to a general optimization program

    該優化設計程序不僅適應于平面二次包絡環面蝸桿傳動的模糊優化,而且可以改變模糊因子的大小,控制約束條件的模糊程度,甚至變換為常規的優化設計程序,程序的適用范圍較廣。
  20. Fuzzy optimization model and application based on improved ahp for indexes weight calculation

    法定權的模糊優選模型在地下水質評價中的應用
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