薄煤层综采设备的研制及工艺参数优化外文文献翻译、中英文翻译

1、【外文文献】The thin coal bed synthesis picks the equipment the development and the craft parameter optimizationMainly discussed the thin coal bed synthesis which Zaozhuang Mining industry Group Company independently developed to pick the equipment in Tian the Chen Kuang success application, and to its su

2、pplementary equipment technological transformations and the technical characteristic, the working surface geological condition, the synthesis picked the equipment the craft parameter optimization and the working surface working procedure reasonable match safeguard technology measure has carried on t

3、he thorough analysis and the introduction.Because the thin coal bed its mining space is narrow, the efficiency is low, the working surface condition is bad, machinery equipment not necessary or mining coal craft imperfect and so on technical questions, difficulty with realizes the mine pit highly ef

4、fective and the safety in production. Zaozhuang Mining industry Group Company profits from the experience which my guozhong thick above coal bed synthesis picks, picked the supplementary equipment in the thin coal bed synthesis the development and the craft parameter optimization aspect has carried

5、on the beneficial exploration.In October, 2003, ore 531 working surfaces equipped in its Tian the Chen has independently developed and the improvement three machines supplementary equipment, has obtained the tangible effect, realization maximum daily production 3504t, the average month produced 8963

6、6t, created the roller thin coal bed synthesis to pick the unit to yearly produce 1,000,000 ton new levels.Equips this working surface equipment fund investment is 1088.10 Yuan, the equipment does not invest into the equipment coal plow surface 1/10. First, the synthesis picks the three machines nec

7、essary and the technical characteristic (1) hydraulic pressure support According to the thin coal bed mining characteristic, uses the computer to carry on the movement analysis optimization and the intensity design to the support four link motion gears, satisfies the working condition, optimized the

8、 support structure: (1) support for the support shield type, has used the overall top-beam, two column supports has satisfied the big expansion and contraction request; (2) main structural element with the Q550 high strength structure steel plate manufacture, reduced the support weight.Front uses we

9、lds preheating, after welds the artificial aging welding craft, the guarantee structural element welding quality; (3) selects the great current capacity hydraulic pressure part, enhances the support the speed of response; (4) reasonable arrangement hydraulic circuit system, has enlarged the human, m

10、achine the space. Its development ZY2400/08/19 hydraulic pressure support technical characteristic is as follows: Two column support shield type, support 0.81.9m, support width 1.431.6m, center distance 1.5m, working resistance 2400kN, supports and protections intensity 0.410.46MPa, the adaptation i

11、nclination angle is not bigger than highly 35, operating mode for neighbour control, support weight 6500kg. (2) coal mining machine Unifies thin coal bed mining the technical characteristic, has carried on the transformation to the coal mining machine following several aspects: (1) improvement desig

12、n pump box, the solution gives off heat the question, satisfies the synthesis to pick the operation percentage high operating mode need; (2) designs a group of tapering spindle rocking shaft specially, causes the drum circle diameter to reduce, increases the leaf blade altitude correspondingly, does

13、 an inside job the quantity request satisfiedly; (3) optimized drum design, increases the leaf blade spiral angle of climbing reasonably, the improvement coaling effect; (4) decreases the fuselage suitably highly (824mm), coal mining machine each big joint place has made the corresponding improvemen

14、t. After the transformation coal mining machine MG200-BW2 technical characteristic is as follows: Picks high scope 1.02.0m, the adaptation inclination angle is not bigger than 35, the adaptation coefficient of hardness f3.5, drum diameter 800/1000mm, machine surface altitude 824mm, does an inside jo

15、b measures 91mm, the hauling way for the non-chain hauling, biggest force of traction 250kN, hauling speed 06.14m/min, installing equipment power 200kW, voltage rank 660/1140V, machine gross weight 15t, machine total length 7858mm. (3) scraper conveyer Mainly has carried on the transformation to the

16、 scraper conveyer in following several aspects: (1) has used in the thin coal bed scraper conveyer the double strand transmission structure, loses the coal condition to be able to improve; (2) home for the first time used middle the 22E trough section on the thin coal bed scraper conveyer, the compl

17、ete machine rigidity, the intensity had enhances greatly; (3) reduces the nose, the airplane tail trough highly (is excessively 430mm), improved the coal mining machine to the nose, the airplane tail coal wall cutting condition; (4) strengthened the shovel board, the cable tank frame, the hauling pl

18、atoon has sold and so on place the joint structure. After the transformation scraper conveyer SGZ-630/220 technical characteristic is as follows: Completed length 170m, the transportation measures 450t/h, the installing equipment power 2110kW, scraper chain fast 1.07m/s, tight chain way for brake di

19、sc tight chain. Second, working surface geological condition The development synthesis picks the equipment ore 531 working surfaces to apply for the first time in Tian the Chen, the working surface moves towards the long wall type arrangement, moves towards the length is 950m, the inclined length is

20、 156m, coal bed thickness 0.43.0m, average 1.25m, coefficient of hardness f =2, the coal bed inclination angle 1015, average 13, reserves 283,400 t.Coal dust explosion index 31. 9%, is the strong explosive coal bed.The working surface has the mudstone false roof partially, thick 01.8m, soft easy to

21、brave, its upside divides into the iron grey thin silicarenite, about its lower part lamination thick 1.5m for goes against directly, above for average thickness 33.5m, hard, the crevasse growth always goes against.The ledger wall partially has 0.10.4m charcoal mudstone, the direct bottom is the pes

22、simistic siltstone, thick 2.6m, the ins and outs are the pessimistic novaculite, hard, the bedding is clear, thickness 16m. North 531 working surfaces are located five pick lower part the area, the track descends a mountain the left wing, ground table +45m, mine shaft elevation - 722m-768m, the geol

23、ogical condition is complex, tunneling period exposition fault 8, above in which 1.0m fault 4, the F6 reversed fault dropping variance is 4.0m, also has strip width 20m, extends the 220m wash zone along the trend to pass through the entire working surface. Third, working surface craft parameter opti

24、mization The working surface reasonable craft parameter determination, is the synthesis picks the supplementary equipment to realize the working surface high production foundation. (1) section of deep choice The overall evaluation coal mining machine power, the anthrax coefficient of hardness, coal

25、bed thickness and pick high, the roof jointing growth situation, the support press forcing crisp coal factor definite truncation depth and so on wall depth, support supports and protections way.Through analyzes the working surface geological condition and the equipment necessary situation earnestly,

26、 the definite truncation depth is 0.6m.When roof jointing growth, cave-in of sides of a mine tunnel serious, each knife tries to break up a fight when carries on supports and protects in advance, enhances the circulation per unit area yield. (2) coal mining machine hauling speed V determination (for

27、mula omitted) (3) supports and protections with moves a way Uses a neighbour operation, prompt supports and protections.In the mining coal machine cut from now on, first will move the support to support the roof, then will again move the conveyer.The union coal bed thickness grasping lengthening bar

28、 expands and contracts the scope, in order to and supports and protects the roof highly by the reasonable frame position.When roof situation permission, moves in turn and separates the frame to move to unify, guaranteed moves a speed to satisfy the coal mining machine coal cutting speed, realizes co

29、ntinuously the fast coal cutting need. (4) coal mining machine feed way Uses the MG200-BW2 coal mining machine to fall the coal, unidirectional mining coal, middle bevelling feed.The first drum shears goes against the coal, the latter drum shears the bottom coal, from notching.Fourth, working surfac

30、e working procedure match safeguard measureThe thin coal bed synthesis picks the working surface reasonable craft parameter the effective safeguard, mainly includes the working surface each transportation link the intercoordination and the over-load protection, the long distance communication direct

31、ion, the working surface “three straight one even” and the geologic structure control measure, coal mine has used the home most advanced TK-200 communication control system for this Tian the Chen, strengthened the working surface production management, had guaranteed the working surface various work

32、ing procedures best match, reduced the working surface failure rate large scale, enables the working surface operation percentage to achieve above 90%. (1) TK-200 communication control system application (1) system composition The TK-200 communication control system by the TK110 working surface cont

33、roller, the TK120 power source, the TJ100 mineral product electric current detector set, the TK130 micro telephone, the TK130C multi-purpose telephones, the TK150 intelligent terminal, the TK150E intelligence coupler and the TK130-X five core belt shield mineral product pulling force electric cable

34、is composed. (2) system application effect The TK-200 communication control system application, fully displays its communication control integration function, reduced the working surface equipment breakdown large scale, maximum limit has realized during various working procedures coordinated operati

35、on, raised a working surface man-hour of use factor enormously, had guaranteed powerfully the thin coal bed working surface high production is highly effective.Its application effect mainly manifests in: First, because the TK-200 communication control system has arranged 12 TK130 system telephone in

36、 the working surface, is equipped with the control bench on the electric train, between working surface all telephones and the control bench may converse on the telephone willfully, the control bench may realize the working surface all equipment common control, reduced the mechanical and electrical

37、failure rate large scale.Second, because the working surface micro telephone can realize the working surface on all fronts to amplify along the route, therefore enormous place then personal servant party chief, the Leader Ban production control, changed the former personnel back and forth to move th

38、e direction, rocks the sending a letter number, the frontline propaganda relation way, strengthened between the working surface each production working procedure coordination and the unification, causes between various working procedures the close coordination, displays in fully the unit time the re

39、gular cycle operation validity, enhanced the working efficiency greatly.Third, because has used the common control and the working surface along the route block system, enables the working surface along the route operator only the engine off, cannot starting.If must starting, informs the control ben

40、ch starting, the control bench when, must carry on the language to report to the police, and is equipped with the delay feature, avoided formerly being blind opens the vehicle to damage the electromechanical device or to create the security accident the phenomenon.If the working surface has the brea

41、kdown along the route, the operator may the rapid block system engine off, and informs all operating personnel, like this eliminates the accident in the embryonic stage, thus has guaranteed the safety in production.Fourth, TK-200 communication control system itself has provided the TJ100 electric cu

42、rrent examination alarm device, can as necessary uninterrupted carry on the examination to the working surface electric current, once examines the operating current to surpass the setting value, then carries on reports to the police, then the operator may adjust the coal cutting speed and the reduce

43、d mining coal quantity promptly, avoided because of the pressure which overloaded creates reduction gear the accident phenomenon and so on sliding, burning the electrical machinery, damages occurrences, not only like this has facilitated the production, enhanced the efficiency, moreover reduced the

44、material and the fitting consumption greatly. Fifth, Tian the Chen ore 531 working surface transportation lane arranges 3 belt conveyers and the slanting lane 1 scraper conveyer, transports the link to restrict the working surface operation percentage directly.After uses this system, through careful

45、ly calculates the most appropriate slanting lane scraper conveyer and the belt conveyer load, carried on to the working surface scraper conveyer operating current has reported to the police the hypothesis, thus reduced the slanting lane scraper conveyer and the belt conveyer overload and the time of

46、 idle running, not only saved the electrical energy, moreover enhanced the working surface operation percentage.(2) working surface geological condition compatibility control measure Guarantees the working surface “straight three one even” is realizes the thin coal bed synthesis to pick the working

47、surface regular production the effective method, when especially geologic structures and so on working surface fault or fold, the working surface equipment adapts the geological condition with difficulty, must strengthen the working surface production management, takes the effective control measure,

48、 reduces the equipment failure rate, enhances the working surface operation percentage. (1) guarantees the working surface “straight three one even” measure. The working surface implements the back guy management; The working surface hand illumination lamps and lanterns make the frame of reference;

49、Pushes when slides, guarantees goes against slides the hoisting jack the traveling schedule to meet the standard requirements; If the working surface appears partially time not the straight phenomenon, should move promptly or moves slides; Raises the staff operational level, the enhancement sense of

50、 responsibility. (2) working surface fault measure. Adjusts between the working surface and the fault the included angle; The coal mining machine coal cutting will be prompt from now on moves the frame, will manage the good roof; The working surface support carries on supports and protects in advanc

51、e; Controls the working surface cycle to press; If the nose appears partial braves to go against time, must select promptly goes against protects goes against; The belt pressure scratches goes against moves the frame; The coal wall hits supposes the wooden anchor rod, guards against the cave-in of s

52、ides of a mine tunnel; When necessity, hangs the I-steel on the support to be throat Liang; The attention hangs Liang, prevented the support drills the bottom. (3) working surface fold measure. The adjustment fold axial both sides slope, the government leader when is big to the both sides slope, sui

53、tably leaves a stub the coal, when the axial both sides slope is small, should the suitable broken bottom, guarantee the axial both sides slope to be gentle; Adjusts the support as necessary, prevented the support is crooked; Enhancement fold section working surface roof management. (4) prevented th

54、e scraper conveyer leaps up moves the measure. The coal mining machine driver, moves a labor, pushes sneaks off ones job should coordinate, to guarantee the working surface “straight closely three one even”; Controls the working surface top and bottom two lanes to push the progress; When the working

55、 surface support appears the incline, must square promptly; The working surface discovered when the scraper conveyer has the glide tendency, should fling the knife promptly or catch up with slides; Using the support side guard shield, adjusts the scraper conveyer, above the impediment leaps up glide

56、s down; The embedment sells or installs the hoisting jack, prevented the scraper conveyer leaps up moves; Selects the reasonable feed method, prevented on the scraper conveyer flees glides down. Fifth, conclusion (1) this set independently develops and the improvement synthesis picks the equipment t

57、he success application, has laid the solid foundation for the thin coal bed synthesis mechanization mining realization high and stable yield. Also equips this equipment fund aspect to invest is 1,088,000,000 Yuan, the equipment does not invest into the equipment coal plow working surface 1/10. (2) o

58、ptimizes picks the craft parameter, strengthens the scene management, realization maximum daily production 3504t, the average month produces 89636t, created the roller thin coal bed synthesis to pick the unit to yearly produce 1,000,000 ton new levels. (3) applied the thin coal to pick the synthesis

59、 to pick the working surface working procedure reasonable match the safeguard technology measure, has realized the working surface equipment common control, strengthened the production management, the breakdown diagnosis and the accident platoon looks up.Had guaranteed the working surface various working procedures best match, enhanced the working surface opera