CN106093175A - A kind of method utilizing stalagmite inverting earthquake that the age occurs - Google Patents
A kind of method utilizing stalagmite inverting earthquake that the age occurs Download PDFInfo
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- CN106093175A CN106093175A CN201610391976.5A CN201610391976A CN106093175A CN 106093175 A CN106093175 A CN 106093175A CN 201610391976 A CN201610391976 A CN 201610391976A CN 106093175 A CN106093175 A CN 106093175A
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- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
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Abstract
The invention discloses a kind of method utilizing stalagmite inverting earthquake that the age occurs, it includes: step 1, choose fracture and the stalagmite being subjected to displacement or the stalagmite heart occurs the stalagmite of dislocation as measuring object；The stalagmite of step 2, fracture and displacement equidistantly chooses three sampled points A, B, C on first plane of disruption, equidistantly chooses three sampled point A on second plane of disruption1、B1、C1；Step 3, gather sample encapsulate preservation in each sample point；Step 4, use are accelerated mass spectrum AMS and are measured collection sample14The C which deposit age；There is the age in step 5, calculating earthquake；Solve prior art and carry out the technical problems such as the cost measuring existence in earthquake generation age is high and certainty of measurement is low.
Description
Technical field:
The invention belongs to earthquake generation dating technique, particularly relate to a kind of utilize stalagmite inverting earthquake that the age occurs
Method.
Background technology:
In present research, some scholars make use of GIS to detect Earthquake Fault Zone, uses14C monitors Earthquake Faulting
The age of band and laser radar were carried out with the monitoring shaking displacement, the age occurred with the annual ring earthquake prediction of tree, but these methods are also
Having certain limitation, not only cost is high, expensive, and restricted factor is many.As: laser radar is costly, and ratio is leaner
Tired area is not necessarily afforded, and largely hinders with the development shaking displacement monitoring；GIS monitors by surface vegetation and people
Very big and Earthquake Fault Zone the section of the impact of building site thing is big by air slaking, normal erosion intensity, is difficult to preserve；Earthquake Fault Zone is also
It is highly susceptible to microbial activities and the effect of flowing water infiltration, young carbon and the old easy mixed influence of carbon electrode14C surveys year and measures knot
Really；The age occurred with the annual ring earthquake prediction of tree, although it is very accurate that tree ring surveys year, but trees cover behind underground easily by ground
The movable corrosion of lower water and microorganism, is difficult to intact trees or dendrolite, and natural disaster landslide, mud-rock flow,
Blow high wind and also can make trees as time goes by, constantly turned over by the water and soil of crustal movement, loss bury covering in underground, cause
Confusion is there is with burying of trees after earthquake.In the research in past, scholar is had to also use after earthquake deposit in karst cave
Rupture, cave in after the old and new's deposit of preserving carry out seismic time and history and carry the Unrecorded seismic study of data, and over the ground
Shake time of origin, intensity contrast, but after earthquake, deposit is destroyed, and various deposit confusions are piled up, due to rushing of flowing water
Erosion, the activity of various microorganisms causes the mixing of the old and new's deposit, and the unavoidable measurement giving seismic time brings impact；In sum
There is the problems such as with high costs, certainty of measurement is low in prior art to Occurence Time of Earthquakes and mensuration.
Summary of the invention:
The technical problem to be solved in the present invention: provide a kind of method utilizing stalagmite inverting earthquake that the age occurs, to solve
Prior art carries out earthquake and the technical problems such as the cost measuring existence in age is high and certainty of measurement is low occurs.
Technical solution of the present invention:
A kind of method utilizing stalagmite inverting earthquake that the age occurs, it includes:
Step 1, choose fracture and the stalagmite that is subjected to displacement or the stalagmite heart occurs the stalagmite of dislocation as measuring object；
The stalagmite of step 2, fracture and displacement equidistantly chooses three sampled points A, B, C, second on first plane of disruption
Three sampled point A are equidistantly chosen on the individual plane of disruption1、B1、C1；
Step 3, gather sample encapsulate preservation in each sample point；
Step 4, use are accelerated mass spectrum AMS and are measured collection sample14The C which deposit age；
There is the age in step 5, calculating earthquake.
When sample point described in step 3 gathers sample, first the appearance aspect of loosening on the plane of disruption is scraped off post-sampling.
Calculating earthquake described in step 5 occurs the computational methods in age to include: it is super that step 5.1, each sampled point are surveyed fruit difference
When spending 1 year and be less than 2 years, there is the age as earthquake in the arithmetic mean of instantaneous value taking each sampled point the sedimentary age；Step 5.2, each
When sampled point measured result difference was less than 1 year, take midpoint B, B1The t of 2b、tb1Meansigma methods there is the age as earthquake；
Step 5.3, each sampled point measured result differ by more than 2 years, then be judged as measuring error, and need to resample measurement.
Beneficial effects of the present invention:
The feature of the present invention: first, stalagmite character is hard, easily preserve, it is to avoid air slaking, normal erosion and flowing water infiltration
The effect impact on monitoring result；Second, stalagmite is possible not only to the age that inverting earthquake occurs, and can avoid microorganism
Movable on young carbon and the impact of carbon in old age, therefore certainty of measurement is high；3rd, stalagmite belongs to natural product, it is not necessary to make
Material and manufacturing technology therefore low cost, the present invention is not only simple, convenient, and cheap, with a high credibility, can be each poverty
The same shake displacement long term monitoring in area puts the axe in the helve；4th, monitoring is not affected by surface vegetation and man-made features；5th, stone
The change in displacement of Radix Crotalariae szemoensis can be clearly observed, and does not results in the confusion that event monitoring occurs.
The present invention utilizes the age that stalagmite inverting earthquake occurs, and use cost is cheap, simple and efficient, can be the most miserably
District solves a difficult problem for earthquake zone long term monitoring, and the hazardness that earthquake itself brings to the world is extremely strong and has periodicity, to the past
The monitoring in earthquake age, the generation of measurable Future Earthquakes, provide scientific basis to seismic observatory, for human life and wealth
Produce safety and carry out various protected working；Solve prior art and carry out cost height and the measurement that earthquake occurs the mensuration in age to exist
The technical problems such as precision is low.
Figure of description:
Fig. 1 is that stalagmite fracture is subjected to displacement change schematic diagram after earthquake of the present invention；
Fig. 2 is stalagmite heart generation dislocation schematic diagram after earthquake of the present invention.
Detailed description of the invention:
A kind of method utilizing stalagmite inverting earthquake that the age occurs, it includes:
Step 1, choose fracture and the stalagmite that is subjected to displacement or the stalagmite heart occurs the stalagmite of dislocation as measuring object；
The stalagmite of step 2, fracture and displacement equidistantly chooses three sampled points A, B, C, second on first plane of disruption
Three sampled point A are equidistantly chosen on the individual plane of disruption1、B1、C1；
For being subjected to displacement D, D at two stalagmite hearts of change12 sampling 10g subpackage preserve respectively.
Step 3, gather sample encapsulate preservation in each sample point；
When sample point described in step 3 gathers sample, first the appearance aspect of loosening on the plane of disruption is scraped off post-sampling.In order to avoid year
Light carbon affects the age of old carbon, to heighten certainty of measurement, reduces measurement error.
Step 4, use are accelerated mass spectrum AMS and are measured collection sample14The C which deposit age；
Obtain the measured value of a sampled point: A-ta、B-tb、C-tc、A1-ta1、B1-tb1、C1-tc1,D-td、D1-td1。
Surveyed material is in sample14The C which deposit age, with accelerating mass spectrum AMS technical measurement14In the C which deposit age, this method is not only
Required sample is few, and certainty of measurement is high, measures the time short.For the Accurate Determining result age, each sample needs to do three
By measurement result averaged after parallel test, namely each sample is carried out age measurement when, take equal amount and divide
Utilize after Cheng Sanfen and accelerate mass spectrum (AMS) technical measurement14The C which deposit age.Measuring principle:14C is cosmic ray and upper atmospherics
In gas atom generation nuclear reaction and generate, these generate14C is constantly diffused into whole atmosphere, biosphere, deposit
Exchange in storage vault with ocean etc., due to14C is also in constantly decay, respectively in conversion storage vault14C content will reach
Balance is in the carbonaceous material of this swap status and once departs from exchange and be in closed state, the most therein14C is no longer mended
Fill, only can gradually decrease by Decay Law, survey year principle and the most thus produce.
There is the age in step 5, calculating earthquake.
The most each sampled point14The C which deposit age all should be equal, but owing to the impact of extraneous factor or anthropic factor is difficult
To avoid producing measurement error, in order to reduce measurement error, the present invention uses following method to come the earthquake generation age
Calculate.
Step 5.1, each sampled point are surveyed when really differing by more than 1 year and be less than 2 years, take the calculation of each sampled point the sedimentary age
The age is there is in art meansigma methods as earthquake；
When step 5.2, each sampled point measured result difference was less than 1 year, take midpoint B, B1The t of 2b、tb1Average
It is worth, as earthquake, occurs the age；
Step 5.3, each sampled point measured result differ by more than 2 years, then be judged as measuring error, and need to resample survey
Amount.
For the stalagmite heart is subjected to displacement change, because the stalagmite heart simply there occurs the dislocation of small distance, the completeest
Full exposure in atmosphere, does not have the impact of extraneous factor, as long as realizing measuring accurately, directly takes td、td1Meansigma methods i.e.
The age is there is for earthquake.
Claims (3)
1. utilizing the method that stalagmite inverting earthquake occurs the age, it includes:
Step 1, choose fracture and the stalagmite that is subjected to displacement or the stalagmite heart occurs the stalagmite of dislocation as measuring object；
The stalagmite of step 2, fracture and displacement equidistantly chooses three sampled points A, B, C on first plane of disruption, breaks at second
Three sampled point A are equidistantly chosen on broken face1、B1、C1；
Step 3, gather sample encapsulate preservation in each sample point；
Step 4, use are accelerated mass spectrum AMS and are measured collection sample14The C which deposit age；
There is the age in step 5, calculating earthquake.
A kind of method utilizing stalagmite inverting earthquake that the age occurs the most according to claim 1, it is characterised in that: step 3
When described sample point gathers sample, first the appearance aspect of loosening on the plane of disruption is scraped off post-sampling.
A kind of method utilizing stalagmite inverting earthquake that the age occurs the most according to claim 1, it is characterised in that: step 5
Described calculating earthquake occurs the computational methods in age to include: step 5.1, each sampled point are surveyed fruit and differed by more than 1 year and be less than two
Nian Shi, there is the age as earthquake in the arithmetic mean of instantaneous value taking each sampled point the sedimentary age；Step 5.2, each sampled point measured result
When difference was less than 1 year, take midpoint B, B1The t of 2b、tb1Meansigma methods there is the age as earthquake；Step 5.3, respectively sample
Point measured result differs by more than 2 years, then be judged as measuring error, and need to resample measurement.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112699614A (en) * | 2021-01-14 | 2021-04-23 | 长安大学 | XGboost-based sequence prediction model construction and precipitation trend prediction method and device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104516017A (en) * | 2013-09-29 | 2015-04-15 | 中国石油化工股份有限公司 | Carbonate rock physical parameter seismic inversion method |
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2016
- 2016-06-06 CN CN201610391976.5A patent/CN106093175A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104516017A (en) * | 2013-09-29 | 2015-04-15 | 中国石油化工股份有限公司 | Carbonate rock physical parameter seismic inversion method |
Non-Patent Citations (4)
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| S.DELABY: "Palaeoseismic investigations in Belgian caves", 《NETHERLANDS JOURNAL GEOSCIENCES》 * |
| 周厚云等: "川东北石笋记录的38-39kaB.P.活动事件", 《中国岩溶》 * |
| 赵树森等: "周口店龙骨山新洞钙质沉积铀系年代", 《人类学学报》 * |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112699614A (en) * | 2021-01-14 | 2021-04-23 | 长安大学 | XGboost-based sequence prediction model construction and precipitation trend prediction method and device |
| CN112699614B (en) * | 2021-01-14 | 2023-01-31 | 长安大学 | XGboost-based sequence prediction model construction and precipitation trend prediction method and device |
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Application publication date: 20161109 |