選通裝置 的英文怎麼說

中文拼音 [xuǎntōngzhuāngzhì]
選通裝置 英文
strobe unit
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 通量詞(用於動作)
  • : Ⅰ名詞1 (服裝) dress; outfit; attire; clothing 2 (演員的化裝品) stage makeup and costume Ⅱ動詞...
  • : 動詞1. (擱; 放) place; put; lay 2. (設立; 布置) set up; establish; arrange; fix up 3. (購置) buy; purchase
  • 裝置 : 1 (機器設備的配件)installation; device; apparatus; equipment; arrangement; gear; appliance; rig...
  1. The afterheat, which is collected by recovery devices, in winter can be used as the low level thermal source of heat pump, and in summer can preheat feed water, thus equivalent an economizer. because energy flows in the system so reasonably that energy is used to the most, therefore, its energy conservation effect is significant, and the operating expenditure declines consequently. the sewage can be reused after due treatment, thua it has a certain social and ecological benefit, too

    本研究中用分離式熱管提供洗浴用水,利用水源熱泵,一機兩用,進行空間供熱和製冷,並過余熱回收器對系統內的余熱進行回收,冬季可作為水源熱泵的低位熱源,夏季可對鍋爐給水進行預熱,起到「省煤器」的作用。這樣實現系統內的能量合理流動,從而達到節能的目的,同時洗浴污水經適當的處理后可以回用,因而還具有一定的社會和生態效益。
  2. The metal nanoparticles that form in hot critical layer are drawn from reaction area and arrives designated installation via the centrifugal selection grades ware under the transport of inertia gas current, then metal nanoparticles are collect via filter completion

    氣流將在熱臨界層中形四川大學博士學位論文成的金屬懸浮顆粒從反應區中提取出來,經過離心分級器的篩,在惰性氣流的輸運下抵達指定過濾器完成對金屬納米顆粒的收集。
  3. The air - flow field in the stripping unit can be adjusted easy by changing the rotation speed of fan which is benefit to reduce the grain losses, it was found during experiment that the cross - flow fan can diffuse some of mog ( material other of grain ) and diffuse it in a certain direction which is useful to satisfy the working condition for driver and lighten working load of the threshing unit of the combine harvester candidate and speciality : peng shengmin ; machinary design and theory supervisor : prof. zhang huiyou

    可以過控制橫流風機的轉速,使內氣流在有控制的情況下排出外,改善了內流場狀態,提高了喂入口處的負壓,這對減少摘脫的落粒損失,有著重要意義。由於橫流風機的除雜,可以減輕機器的復脫和清負荷。安橫流風機后可以對的出風口處灰塵進行有效導引,改善駕駛員的工作條件。
  4. And then, on the foundation of comparing of different ways of enhancing of latent heat transfer, the way of adding fins in the lhtes was selected, and it was taken as the main research object in this paper. as a result, three different fins were designed to enhance the latent heat transfer, including circular fins, vertical fins and screw fins

    定了相變材料后,本文過對多種強化相變儲熱傳熱特性方式比較分析的基礎上,確定了以添加肋片的方式作為本文中強化相變儲熱換熱特性的主要的方式,並將其作為本實驗的主要研究對象。
  5. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了主機與多探測器之間的主從式訊網路,實現了多干擾條件下主機與多探測器的可靠訊;設計了差分式多級頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了主機及探測器的軟體程序。
  6. The devices for detecting phase - to - ground fault in ineffectively grounded systems are seldom functionary at present. based on thousands of experiments in high - voltage laboratory in north china electric power university, the reasons for misjudgment and the effective measures to avoid it are presented in this paper : to change pt connection form to prevent from ill - effects of ferro - resonant overvoltage ; to increase soft measures to resist against interference ; to adopt neural network method to obtain the virtual value of the detect way

    依據上千次實驗,我們找到了一些導致線誤判的影響因素,並提出幾點防止誤判的措施,包括改變pt接線方式,避免鐵磁諧振對線的影響;過對故障檢測方式的處理和使用連續判斷技術增強的軟體抗干擾能力;嘗試採用神經網路演算法設定線方法的有效域等。
  7. Lecture topics include idea generation, estimation, concept selection, visual thinking and communication, kinematics of mechanisms, machine elements, design for manufacturing, basic electronics, and professional responsibilities and ethics

    講課主題包括創意的產生、評估、概念的擇、形象思維和溝、機械中的運動學、機械原理、製造設計,基礎電子學和職業道德與責任感。
  8. The first part. task analyse of handling technology design. is explain the place, basic establishments entironment of yangshan port and the conditions basic tenet and technical parameter of design. the second part, project study out. is discuss the design contents the choice of the leading and the assistant engine, the form of the handling mechanisation system, project study out. the third part, size design, is count the berth pass capacity, the amount of handling engine, the area and capacity of yard, road and gate, the worker amount. the fourth part. technology and economy argumentation, commendable project confirm, is confirm the commendable project by technology and economy argumentation. in the end, considering the technology, economy and use. discourse commend the project of rubber - tyred gantry crane. at present. centre government is studying yangshan project, but in handling technology part of container terminal, the design is simply. so this discourse has important consult value. and has important value of economy and community too

    第一部分的卸工藝設計任務分析主要就洋山港區的地理位、基礎設施、自然環境,設計前提條件,設計原則以及設計主要技術參數進行說明;第二部分的卸工藝方案擬定主要就工藝設計的主要內容,主要機械及輔助機械擇,卸機械化系統組成以及工藝設計方案擬定進行論述;第三部分的卸工藝方案規模設計主要就泊位過能力,卸機械臺數,堆場面積及堆存能力,道路及大門,司機及工人人數,工藝流程進行計算分析;第四部分的技術經濟論證及推薦方案確定主要就技術、經濟指標進行對比論證,並在此基礎上確定推薦方案。
  9. Product description : this series product has entire auto - lubrication systems and the ordinary two big kinds supplies to select, this machine major parts cancels the needle, cam and the ball bearing all uses the high quality import components, also selects the high quality steel products quenching heat treatment to the main stress components, the essential components uses special phosphorus processing, the foreign dew components all adopts special - purpose seal - up device and drains the oil the measure, therefore, entire causes machine throughout to locate the lubrication is reliable, the revolution is steady, under the high speed low chirp condition works

    本系列產品具有全自動潤滑型及普型兩大類以供用,本機主要零件勾針,凸輪及滾珠均採用優質進口零件,對主要受力零件亦用優質鋼材淬火熱處理,關鍵零件則採用專門磷化處理,對外露零件均採取專用密封及排油措施,因此,使整機始終處于潤滑可靠,運轉平穩,高速低噪的條件下工作。
  10. This part of work involves several key problems as follows : - 1 ) coupling technology of laser source with the optical fiber ; 2 ) the construction of the sampling device and the selection of relevant parameters ; 3 ) the technical platform for the treatment and modification of fiber / capillary annular column sensing element ; 4 ) the selection of the size or parameters, design, machining and assembly of the sensing instruments ; 5 ) the construction of the multichannel detection system, the collection and processing of the digital signals and the exploiture of relevant software ; and so on

    傳感各部件尺寸或參數的擇,設計、加工和組;一5多道檢測系統的構造,數字信號的採集及軟體的開發;等等。根據我們的設想,我們研製出了基於用和快速檢測的裸光纖模式濾光傳感和基於多組分同時擇性響應的修飾光纖模式濾光色譜傳感
  11. The contents of this paper include the following several aspects : ( 1 ) a model of the fractures leakage is built through counting and analyzing the wealthy geological records of hae field, and a model of the fracture water transporting is also built according to the fracture water condition of its recharge and its runoff and its discharge in hae field ; ( 2 ) this paper studies the chemical behavior and the migration parameters of the elenent sr2 + in ground water in hae field, the main contents include : the presence form of the element sr in ground water is analyzed by way of the rmodynamics ; the absorption mechanism that granite and sand stone absorbs sr element is analyzed based on theory and experiment test the diffusion parameters of the element sr in water and in granite and in sand stone are researched with laboratory experiment test ; the partition coefficient of sand stone and granite to sr is tested by the batch way

    其研究內容包括以下幾個方面: ( 1 )過對我國hae預場豐富地質資料的大量統計和分析,建立了該處場的基巖裂隙滲透模型。再根據hae預場基巖裂隙水的補給、徑流、排泄條件及水位動態特徵,建立了預場基巖裂隙水水運動模型。 ( 2 )對高毒性鍶元素在我國hae預場地下水中的化學行為和遷移參數進行系統的研究,其中主要包括運用熱力學方法分析了鍶元素在地下水中的存在形態,利用理論分析與實驗測試相結合的方法分析了花崗巖和砂巖對核素鍶的吸附機制,採用室內實驗研究了核素鍶在地下水中的擴散參數以及在花崗巖和砂巖中的本徵擴散參數,採用靜態批式法研究了鍶在砂巖和花崗巖中的分配系數。
  12. The timing - and - quantitation precision injection of lpg was realized with high - speed lpg solenoid valve and a set of electronic control system, which was designed by the author and can flexibly control the gas supply system of lpg. based on the analysis of experimental data got by comparing the performances before and after the application of the set of equipment on lr6105q12 diesel engine, the effects of load, speed and replace ratio, etc on the emissions of smoke, hc and co of dual fuel engine were expounded. through optimization, the smoke emission was utmostly reduced and the emissions of hc and co were within the government restriction

    為此,本文過對各個方案進行詳細比較,擇了電控多點順序噴射的供氣方案;利用高速lpg噴射閥和自己獨立開發出一套電子控制系統對lpg供氣進行靈活地控制,實現了lpg的定時定量噴射,並把這套應用到中國一拖生產的lr6105q12柴油機上,在對改前後的發動機進行大量試驗和分析的基礎上,闡明了負荷、轉速、摻燒比等因素對雙燃料發動機的煙度、 hc 、 co等排放的影響情況,並且過優化,最大限度地降低了發動機的煙度排放,同時使hc 、 co排放限制在國家標準規定的范圍之內。
  13. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並過r _ ( 0 . 05 )檢驗;為閃速熱解液化能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  14. Incorporation of kones mature escalator technology, advanced micro - computer control system, high strength truss structure, classical driving system, and completed safety devices, fully ensure our products safe, reliable, endurable and bring steady and comfortable riding. refine craftwork, fluent lines and elegant style form the combination of practical riding function and visual enjoyment. frequency conversion technology selected makes the escalator more energy - saving

    引進力成熟的自動扶梯技術,採用先進的微機控制系統,高強度的桁架結構經典的驅動技術完善的保護,使產品安全可靠耐用,乘坐平穩安靜舒適精緻的工藝流暢的線條優雅的造型,使產品兼有乘坐的實用功能與視覺的飾效果變頻驅動的用,使產品省電節能,而室外型自動扶梯能經受各種氣候環境條件考驗。
  15. Anoptional connectivity kit lets users connect the device to a pc todownload new equations and software, and the integrated infrared portlets you share data with other calculators or output your graphs, plots, or other results to a separately available infrared printer

    套讓用戶連接的電腦下載新的方程和軟體和綜合紅外埠使您共享數據與其他計算機或者輸出你的圖形,情節,或其他結果為單獨可紅外印表機
  16. If use hand requlation can be arbitrarily choose the washing period ; washing time ; and dewatering time

    設備有自動、手動轉換。手動控制過操作按鈕可任意擇洗滌周期,清洗次數、脫水時間等優點。
  17. By analyzing the load factor and unbalance factor of distribution transformer, the method of calculating and selecting the low voltage reactive power compensation capacity and compensation equipments, and the connection mode of capacitors were presented

    摘要過對配電變壓器負載率和不平衡率的分析,提出低壓無功補償補償容量的計算擇方法和電容器的接線方式。
  18. The piezoelectric actuator becomes one of the most prospective components because of its outstanding advantage. but the hysteresis and creep character of the material restrict the development of this actuator. new stable characteristic tungsten bronze piezoelectric actuator was adopted as driving component in this article, we develop the anti - hysteresis control method through contrasting the crystal structure of the tungsten bronze actuator with which of the perovskite actuator, at the same time corresponding software and hardware were studied in order to prove the validity of this control method, and then demarcated the other characters of the actuators through lots of experiment results

    本研究用了性能穩定的硬性鎢青銅型壓電陶瓷驅動器作為驅動元件,從壓電陶瓷驅動器遲滯產生的微觀機理入手,過對比硬性鎢青銅型壓電陶瓷驅動器和軟性鈣鈦礦型壓電陶瓷驅動器的晶體結構,研製出壓電陶瓷驅動器抗遲滯驅動方法,設計了相應的軟硬體以從實驗結果上證明這種方法的正確性,並對其他影響定位精度的因素進行了特性標定實驗。
  19. Abstract : silicone fluid was emulsified with suitable emulsifier and auxiliary emulsifier. the stable emulsion of silicone defoamer was prepared with common stirrer

    文摘:擇適當的乳化劑、助乳化劑,採用普的攪拌對硅油進行乳化,制得穩定的乳液型有機硅消泡劑。
  20. At the same time, the method of disposal phase shift of ct by compensation is introduced. then the analysis and statistic of electrical power quality, the control scheme and compensating amount of capacitor for reactive power compensation are analyzed respectively. and in the paper, the control with a / y and the switch with ac contactor and solid state switch is valid measure not only for improving operate level economically and amending electrical power quality but also for avoiding of replacing switch frequently and decrease economic loss

    然後對現有的演算法進行了詳細的分析、比較,篩出既能滿足硬體要求又可降低投資、保證精度、簡化軟體的方案,確定了準同步采樣的方案,並過對準同步采樣誤差的分析,提出了一種從45開始采樣,從而提高精度的采樣數據處理辦法,同時,對于電流互感器相位漂移提出了一種補償辦法,接著對中電能質量分析與統計以及無功補償中電容器的補償量、投切原則也作了相應分析,其中對于無功補償採用y混合接線,並利用交流接觸器和固態開關共同投切電容,不但提高了經濟運行水平、改善了電能質量,而且有效的避免了頻繁更換開關,減少了經濟損失;最後,設計了的硬體電路並繪制了相應的軟體流程圖。
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