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DSHD-808 Gamma Ray Water Detector

Introduction:

1.Seismicmethodusedinundergroundwaterdetectionsuppliescomparationdataingeologicalstructure,stratumpartitionandlithologyforhydrogeology.wecanforecasttheporosityofsaturatedsandstonecontainingwaterstratumthroughthestudyofspeedreversionandreservoirbedstructure,andalsoanalyzewateryieldpropertyofbedrockfracture.

2.Itappliessoftwareprocessingprocedureslikereflectionwaverealamplituderecovery,vibrationcontinuoustimereduction,reflectionwavebandwidthexpansionandbrightspottechnologyetc.,thenofferstechnicalsupportofdataprocessingforpartitionofstratumandwatercontainingandspaceshapecheck.

3.Alsoitappliesverticalwavereflectionmethodandobservationtechnologyof2Dor3D,toreflectcomplexchangeofgeologicalphenomenonandwavefieldinformationofwatercontainingstratummedium,fromtheaspectsofdynamicsandkinematicsofseismicwaves,thenwecangaintheformedcharactersigncausedbytheresponsetoearthquakefluctuationfromundergroundwatercontainingstratumandbedrockfissurewateryieldzone.

MainApplications:1.Refraction&reflectionsurvey-----Bedrocklayeringandburieddepth,hydraulicengineeringadvancedgeologicalfoundationinvestigationetc.2.Surfacewaveinvestigation-------Overburdenlayerstratificationsurvey,weatheringzoneinvestigation,undergroundcavitiesanddiseasegeologicbodyprospecting,roadbed,road-dam,slopdamagesurveyandsoon.3.Multi-wavehighdensityseismicimaging------Foundationandroadbedcavitiesprospecting,karstsurveyetc.4.Fieldaseismicdesignsurvey--------High-risebuildingandbridgevibrationdetection,basisinvestigationandsafetyestimation.5.Civilengineeringqualityinspection------Bridgepiersandbuildingpilesdetectionetc.6.Cityvibrationandexplosionsafetyestimation------Variousexplosionandvibrationsafetymonitoringetc.7.Shearwavemeasurement------Rockmasselasticityandmechanicalparametersmeasurementetc.

Features:1.Manyseismicmethods:surfacewave,highdensityseismicimaging,pulsemeasurement,refractionandshearwavemeasurement,cityvibrationandexplosionsafetyestimation,piledetectionetc.2.WorkedinthesystemofWindows,itisfelxible,use-friendly,strongfunctionsandeasyoperation.3.Largedynamicrangeandhightechnicalparameterstosatisfycityprospectingrequirementandsupplyonemorechoiceforfieldsurvey.

MainParameters:1.Simulationchannels:24channels(1,2,3,4,6,12,24,48channelsworkingmodesoptional)2.Samplingrate:10μs,31.25μs,62.5μs,125μs,250μs,500μs,1ms,2ms,4ms,8ms,16ms,32ms~400mssomeetc.3.Samplingpoints:512,1024,2048,4096,8192,16384etc,thelongestrecord:32768.4.Preamplifiergains:each6channelas1group,64times(36dB),16times(24dB),4times(12dB)and1timeoptional;5.A/Dtransformation:newest&superhighspeedΣ-Δ24bitesA/Dtransformer.6.Anti-aliasfilter:Autotrackingassamplingrate;-3dB(whenatsamplingrate0.216times),belowto120dB;alsomatchesallkindsofdigitalfilter,criticalfrequencypoint(at-3dB)setmanuallyupontherequirement;7.Frequencyresponserange:0.1to4KHz.8.Noise:Lessthan1μV(infullfrequencystatus)9.Delaytime:0to9999ms.10.Amplitudeinconsistence:superiorto±0.02%11.Phaseconsistence:Superiorto±0.01ms12.DynamicRange:superiorto144dB13.Signalsuperpositionreinforce:32bites14.Operationsystem:WinXP15.Dataformat:SEG-2,SEG-Y,CSP16.Trigger:youcanusehammeringswitch,explosion,andelectricsparktotriggerorbreakthecableandconnectthetrigger.17.Clock:annualtimeclock,thetimerecordbythefiletogetherwithparameterissavedintothefile.18.Power:12V±20%suppliedbybattery;wholepowerconsumption:lessthan4A(Whenworking48channels,LCDsuperlight,itis5A).19.Operationtemperature:-10~+55℃;20.Storagetemperature:-20~+60℃,humidity:90%RH.

PCandconfiguration:IndustrialPC104computer(933MHz)with128Mmemory,hard-disk:nolessthan40GB;Display:1024*768pointsuperlightTFT(color)LCD.Inputfacility:thepanelisequippedwithfilmkeyboardforfieldapplication,andalsocanconnectPS/2PCkeyboard,mouseandtablet.Interface:DoubleUSBinterface,PS/2keyboard,mouseport,parallelport,networkportetc.Removablestorage:Udiskormatchingmobileharddisk,USBmobiledrivenetc.

Processingsoftware:WindowsOperatingSystemsupportsdatasamplinginvariouskindsofseismicworkingmodes(shearedwavevelocitytest,surfacewaveexploration,pierfoundationtest,groundmicro-tremorandexplosionmeasurement,highdensityseismicimaging,shakemeasurement,shallowrefractionorreflectionsurveyetc).



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