致力安全科技提升生命保障.ppt

致力安全科技，提升生命保障,Dedicating to the Safety Science & Technology, Safeguarding Peoples Lives,1. 重慶院簡介 (About CQCCRI),2. 煤與瓦斯突出防治技術(shù) (The control techniques of coal and gas outburst),煤礦瓦斯災(zāi)害分類 (Classification of gas disasters in coal mine),2. 煤與瓦斯突出防治技術(shù) (The control techniques of coal and gas outburst),Classification of gas disasters in coal mine,2. 煤與瓦斯突出防治技術(shù) (The control techniques of coal and gas outburst),煤與瓦斯突出力學(xué)作用機理 (The mechanical mechanism of coal and gas outburst),煤與瓦斯突出階段劃分 (The stage dividing of outburst process),The stage dividing of outburst process,煤與瓦斯突出力學(xué)作用機理 (The mechanical mechanism of coal and gas outburst),2. 煤與瓦斯突出防治技術(shù) (The control techniques of coal and gas outburst),煤與瓦斯突出力學(xué)作用機理 (The mechanical mechanism of coal and gas outburst),煤與瓦斯突出是固體力和瓦斯流體力雙重作用的結(jié)果；描述破壞采用力的破壞模型，描述運動采用能量模型；流體力導(dǎo)致粉化拉破壞，固體力導(dǎo)致層裂剪破壞。 Coal and gas outburst is induced both by solid and fluid force; damage can be described by damage model, and movement can be described by energy model; the pulverization is induced by the tensile stress due to fluid force, and the stratified spall is induced by shear stress due to solid force.,2. 煤與瓦斯突出防治技術(shù) (The control techniques of coal and gas outburst),煤與瓦斯突出防治技術(shù)體系 (The technical system of coal and gas outburst control),The technical system of coal and gas outburst control,2. 煤與瓦斯突出防治技術(shù) (The control techniques of coal and gas outburst),煤與瓦斯突出危險性預(yù)測 (The risk prediction of coal and gas outburst),構(gòu)造演化史與突出危險性的關(guān)系 (The relationship between structural evolution and outburst risk),A,成煤期越早突出危險性越大，中國的突出煤層主要集中在石炭二疊紀(jì)煤層 The earlier of coal forming period, the more dangerous of outburst, the coal seams in China mostly belong to Permo-Carboniferous period.,構(gòu)造演化史與突出危險性的關(guān)系 (The relationship between structural evolution and outburst risk),A,板塊邊緣部位突出危險性大，如揚子板塊南北西緣 It is more dangerous of outburst in in the rim of plate, such as the south, north, and west rim of Yangze plate. 后期構(gòu)造運動劇烈區(qū)突出危險性大 It is more dangerous of outburst if the tectonic movement is violent in later period. 造山帶突出危險性大，盆地和階梯邊緣突出危險性大 It is more dangerous of outburst in orogenic belt, the rim of basin and terrace.,煤層賦存條件與突出危險性關(guān)系 (The relationship between coal seam occurrence and outburst risk),B,頂板巖性越致密突出危險性越大 The more densify of roof rock, the more dangerous of outburst 采深越大、煤越軟突出危險性越大 The deeper of mining and softer of coal, the more dangerous of outburst 構(gòu)造部位突出危險性大 It is more dangerous of outburst nearby structure,區(qū)域突出危險性預(yù)測手段 (The regional predicting methods of outburst risk ),C,構(gòu)造演化史調(diào)查分析 Studying the structural evolution history 煤層賦存條件調(diào)查分析 Studying the coal seam occurrence 物探查明構(gòu)造、軟煤層、瓦斯量等分布 Geophysical prospecting of the distribution of structures, soft coal seam and gas content 瓦斯壓力和含量測定 Measuring gas pressure and content,采掘工作面突出危險性預(yù)測手段 (The working face predicting methods of outburst risk ),C,瓦斯壓力和含量直接測定 Immediate measuring gas pressure and content 物探查明構(gòu)造、軟煤層、瓦斯含量等分布 Geophysical prospecting of the distribution of structures, soft coal seam and gas content 瓦斯解吸、瓦斯涌出、鉆屑量等測定 Measuring the parameters of gas desorption, gas emission, drilling chip quantity, etc. 監(jiān)測瓦斯涌出動態(tài)、煤巖破壞響應(yīng)等（AE、微震、電磁輻射等） Monitoring the dynamic gas emission, response due to coal and rock damage (AE, microseism, electromagnetic radiation, etc.,2. 煤與瓦斯突出防治技術(shù) (The control techniques of coal and gas outburst),煤與瓦斯突出防治 (The control of coal and gas outburst),開采保護(hù)層 (Protective layer mining),A,優(yōu)化開采程序 Optimizing the mining sequence of coal seam 合理確定保護(hù)范圍 Determining reasonable mining range 盡可能實施無煤柱開采 Achieving mining with no coal pillar left as far as possible 配合卸壓瓦斯抽采 Coordinating with gas drainage from stress-relief coal seam,預(yù)抽煤層瓦斯 (Pre-drainage of coal bed methane before mining),B,壓裂、爆破等辦法提高煤層滲透率 Enhancing coal seam permeability by hydraulic fracturing or blasting. 突出煤層長鉆孔施工（壓風(fēng)螺旋變速鉆進(jìn)150m以上） Drilling long boreholes along outburst dangerous coal seam (drilling over 150m by auger stem with gear shift drilling and drill-hole ventilation). 預(yù)抽瓦斯工藝（合理布置鉆孔、抽瓦斯系統(tǒng)和參數(shù)等） Methane pre-drainage techniques (arranging borehole, drainage system and parameters reasonably). 預(yù)抽瓦斯計量及預(yù)抽效果評價 Evaluating the quantity and effectiveness of pre-drainage.,3. 瓦斯煤塵爆炸防治技術(shù) (The control techniques of gas and coal dust explosion),瓦斯爆炸特性（對爆炸限的影響） (The characteristics of gas explosion - the influence factors to explosive limits),點火能量、環(huán)境溫度、環(huán)境濕度、環(huán)境壓力 Ignition energy, ambient temperature, ambient humidity, ambient pressure 瓦斯煤塵、瓦斯惰氣、瓦斯易爆氣體共存 The coexistence of methane, dust, inert gases, explosion hazard gases,3. 瓦斯煤塵爆炸防治技術(shù) (The control techniques of gas and coal dust explosion),瓦斯煤塵爆炸傳播規(guī)律 (The propagation of gas and coal dust explosion),試驗巷道尺度效應(yīng) The size effect of experimental roadway 不同瓦斯量在直線巷道內(nèi)的傳播 The explosion propagation in straight roadway with different gas content,瓦斯煤塵爆炸傳播規(guī)律 (The propagation of gas and coal dust explosion),彎道、變坡、斷面積變化處的傳播 The influence of curve, slope and section area change on the explosion propagation 爆炸破壞力 The destructive power of explosion 建立礦井巷道網(wǎng)絡(luò)條件下瓦斯煤塵爆炸反演分析模型 Establishing the inversion analysis model of gas and coal dust explosion similar to roadway network in real coal mine,3. 瓦斯煤塵爆炸防治技術(shù) (The control techniques of gas and coal dust explosion),隔抑爆技術(shù) (The propagation of gas and coal dust explosion),隔抑爆技術(shù) The techniques of explosion proof and suppression 被動隔爆：水袋、水槽、密封巖粉棚、移動設(shè)施 Initiatively explosion suppression: water bag, sink, sealed rock dust barrier, mobile facilities 主動抑爆：紫外感光自動噴粉 Passively explosion proof: automatically powder spraying with ultraviolet radiation sensor,4. 煤礦區(qū)煤層氣開發(fā)利用 (The development and use of coal-bed methane),煤礦瓦斯抽采 (Methane drainage in coal mine),鉆孔技術(shù)得到長足進(jìn)展大功率、履帶、部件和結(jié)構(gòu)可靠性、遠(yuǎn)控和地面遙控、孔底馬達(dá)、軌跡測量和糾偏等 The drilling techniques have achieved significant development: the technique about high power, crawler, componentization, built in reliability, remote control, hole bottom motor, track survey, deviation rectifying 地面鉆井抽采動卸壓區(qū)和采空區(qū)瓦斯 Extracting methane from mining induced stress-relief area or gob area,4. 煤礦區(qū)煤層氣開發(fā)利用 (The development and use of coal-bed methane),安全高效采煤采氣一體化 (Simultaneous extraction of coal and gas safely and efficiently),煤層氣賦存、流動、涌出規(guī)律及產(chǎn)能預(yù)測 The occurrence, flow and emission characteristics of coal-bed methane, and the capacity prediction of methane drainage 煤層氣合理開發(fā)模式、配合關(guān)系、工藝參數(shù) The reasonable developing mode, cooperative relationship and technological parameters in the developing process of coal-bed methane 安全高效采煤采氣一體化合理接替關(guān)系、通風(fēng)方式等 The reasonable developing sequence between coal and gas, ventilation type,4. 煤礦區(qū)煤層氣開發(fā)利用 (The development and use of coal-bed methane),低濃度瓦斯利用 (Utilization of low concentration gas),低濃度瓦斯內(nèi)燃發(fā)電安全管輸保障技術(shù) The safe transport techniques of low concentration gas for power generation 阻火器、噴粉滅火、水封滅火、阻斷抑爆，已形成標(biāo)準(zhǔn) Fire arrestor, extinguishing with powder injection or water sealed, explosion suppression by blocking, these have became standards,低濃度瓦斯利用 (Utilization of low concentration gas),低濃度瓦斯安全燃燒技術(shù) The safe combustion technique of low concentration gas 低濃度瓦斯液化濃縮技術(shù) The liquefy technique of low concentration gas 乏風(fēng)氧化燃燒利用技術(shù) The oxidation and combustion technique of mine gas,5. 安全監(jiān)控與預(yù)警 (Security monitoring and pre-warning),傳感器 (Sensors),紅外CH4、CO2傳感技術(shù)，測量范圍0-100%，壽命5-8年，調(diào)校期12月以上，反應(yīng)時間15s以內(nèi) Infrared CH4 and CO2 sensors, 1-100% of measuring range, 5-8 years of service life, over 12 months of adjustment and calibration time, less than 15 seconds of reaction time 光纖CH4、CO2、CO、溫度傳感技術(shù)；正在研發(fā)中 CH4, CO2, CO and temperature sensing technology with optical fiber is under study now.,紅外傳感器 (Infrared sensor),光纖傳感器 (Optical fiber sensor),5. 安全監(jiān)控與預(yù)警 (Security monitoring and pre-warning),傳感器 (Sensors),H2S、NH3、H2、SO2、NOx等有毒有害氣體傳感技術(shù) The sensing technology of the virulent noxious gas such as H2S, NH3, H2, SO2, NOx, etc. 光散射粉塵濃度傳感技術(shù) The sensing technology of dust concentration by light scattering 渦街、V型內(nèi)錐、超聲時差管道流量傳感技術(shù) The sensing technology of pipeline flux by vortex street, “V“-shaped inner cone, ultrasound time difference,V型內(nèi)錐流量傳感器 (pipeline flux sensor of “V“-shaped inner cone),5. 安全監(jiān)控與預(yù)警 (Security monitoring and pre-warning),通訊 (Communication ),井下光纖寬帶交換機通訊技術(shù) Underground communication technology by optical fiber and switch 井下光纖寬帶無源分光通訊技術(shù) Underground communication technology by optical fiber and passive light splitting 井下雙絞線移動通訊技術(shù) Underground mobile communication technology by unshielded twisted pair,通訊 (Communication ),井下Zigbee無線組網(wǎng)及與光纖組網(wǎng)通訊技術(shù) Underground communication technology by Zigbee wireless networking and optical fiber networking 井下WiFi無線組網(wǎng)及與光纖組網(wǎng)通訊技術(shù) Underground communication technology by WiFi wireless networking and optical fiber networking,WiFi手機與光纖網(wǎng)組網(wǎng)通訊 (networking being composed of WiFi cellphones and optical fiber),災(zāi)區(qū)Zigbee與光纖網(wǎng)組網(wǎng)通訊 (networking being composed of Zigbee and optical fiber),5. 安全監(jiān)控與預(yù)警 (Security monitoring and pre-warning),監(jiān)測監(jiān)控系統(tǒng)及自動化 (The monitoring system and automation),以環(huán)網(wǎng)光纖寬帶網(wǎng)絡(luò)為平臺，配合GPS等公共網(wǎng)絡(luò)實現(xiàn)： The basic platform is a ring network connected by optical fiber, coupled with GPS and other public networks 瓦斯?jié)舛缺O(jiān)測與控制斷電監(jiān)控系統(tǒng) Gas concentration monitoring and power control system 煤炭自燃火災(zāi)監(jiān)測預(yù)警子系統(tǒng) The subsystem of coal spontaneous combustion monitoring and pre-warning 瓦斯抽采利用計量監(jiān)測預(yù)警子系統(tǒng) The subsystem of gas drainage quantity monitoring and pre-warning,監(jiān)測監(jiān)控系統(tǒng)及自動化 (The monitoring system and automation),通風(fēng)參數(shù)及設(shè)施監(jiān)測及風(fēng)網(wǎng)動態(tài)分析預(yù)警子系統(tǒng) The subsystem of ventilation parameters monitoring and ventilation network dynamic pre-warning 人員區(qū)域定位和精確定位子系統(tǒng) The subsystem of personnel regional and precise positioning 膠帶運輸機工況及火災(zāi)監(jiān)測預(yù)警子系統(tǒng) The subsystem of belt working condition and fire monitoring and pre-warning 電網(wǎng)工況及故障診斷預(yù)警子系統(tǒng) The subsystem of power system working condition monitoring and pre-warning 提升監(jiān)控子系統(tǒng) The subsystem of hoist monitoring 工業(yè)圖像監(jiān)視子系統(tǒng) The subsystem of industrial image monitoring,監(jiān)測監(jiān)控系統(tǒng)及自動化 (The monitoring system and automation),煤炭運銷監(jiān)測子系統(tǒng) The subsystem of coal transportation and sale monitoring 井下無線手機語音通訊子系統(tǒng) The subsystem of voice communication by underground wireless cellphone 災(zāi)區(qū)參數(shù)移動監(jiān)測子系統(tǒng) The subsystem of disaster area parameters mobile monitoring 信集閉機車調(diào)度子系統(tǒng) The subsystem of signal collect locomotive dispatching,5. 安全監(jiān)控與預(yù)警 (Security monitoring and pre-warning),煤與瓦斯突出預(yù)警 (Pre-warning of coal and gas outburst),5. 安全監(jiān)控與預(yù)警 (Security monitoring and pre-warning),數(shù)據(jù)信息 (Data information),數(shù)據(jù)信息 (Data information),Production Department,Geologic Measurement Department,Coal and Gas Outburst Control Department,Coal and Gas Outburst Control Department,5. 安全監(jiān)控與預(yù)警 (Security monitoring and pre-warning),預(yù)測模型 (Predicting model),瓦斯涌出量、應(yīng)力分布、通風(fēng)網(wǎng)絡(luò)、抽瓦斯效果、保護(hù)層范圍、采掘工作面突出危險性、局部防治突出效果、突出可能波及范圍、采空區(qū)流場、采空區(qū)發(fā)火、瓦斯爆炸傳播規(guī)律等預(yù)測模型，對所有預(yù)測結(jié)論所依據(jù)的模型都會隨著預(yù)測驗證而不斷完善修正，使之愈趨準(zhǔn)確。 The predicting models include: Gas emission quantity, stress distribution, ventilation network, gas drainage effectiveness, the protected range of protective layer, the outburst risk in working face, the effectiveness of local outburst control, the possible influenced range of outburst, the flow field in gob area, the spontaneous ignition in gob area, the propagation of gas explosion, etc. All of these models on which the predicting conclusions is based will be revised after that the prediction is validated, and be more precise.,5. 安全監(jiān)控與預(yù)警 (Security monitoring and pre-warning),預(yù)警 (Pre-warning),依據(jù)預(yù)測結(jié)論，在采掘作業(yè)進(jìn)入危險狀態(tài)或某一時刻地點可能發(fā)生危險趨勢時及時發(fā)出預(yù)警信號，并告知有關(guān)人員危險種類、危險程度、可能波及范圍、波及區(qū)人員 According to predicting conclusion, when the excavation work enters a critical condition, or a dangerous tendency happens at a certain time or site, the pre-warning signal will be sent out, and informs the concerned people the dangerous type, the hazard degree, and the possibly affected area and people.,5. 安全監(jiān)控與預(yù)警 (Security monitoring and pre-warning),預(yù)防知識 (Preventing knowledg