CN106778056B - A kind of seashells cultivate construction method and the application of carbon remittance assessment models - Google Patents
A kind of seashells cultivate construction method and the application of carbon remittance assessment models Download PDFInfo
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Abstract
The present invention disclose a kind of seashells cultivation carbon converge assessment models construction method and application, its construction method includes: S1, according to shellfish culture biochemistry-physical process, it constructs initial seashells cultivation carbon remittance assessment models and determines the parameter for needing to calibrate, which includes chemical module, physical module and biology modules；S2, each parameter that initial or updated seashells cultivation carbon remittance assessment models are determined based on the indoor and outdoor respiration test of shellfish；Based on obtained parameter, seashells cultivation carbon remittance assessment models are updated, obtain updated seashells cultivation carbon remittance assessment models；S3, the updated seashells cultivation carbon remittance assessment models of verifying, verify the analog result and field data, whether error in judgement meets preset requirement, works as satisfaction, it is determined that the updated seashells cultivation carbon converges assessment models for optimal seashells cultivation carbon remittance assessment models；Otherwise, return step S2.
Description
Technical field
The present invention relates to the use of computer carry out shellfish culture process numerical simulation more particularly to a kind of shellfish beds
The construction method of domain Carbon budget model and application.
Background technique
So far, the assessment of shellfish culture carbon Correspondent amount is mainly estimated by the yield to shellfish culture, but
The carbon that shellfish is removed is the carbon in seawater, and can be converted into atmospheric carbon and converge and (absorb atmospheric carbon dioxide) be complicated physics-life
Object-chemistry process, the then assessment models for needing to create the remittance of shellfish culture carbon could be completed.The assessment models that shellfish culture carbon converges
Help to design reasonable shellfish culture density according to the sea situation of mariculture area, makes shellfish culture in the condition for reducing water pollution
It is converged as the carbon of atmosphere down, the application for the assessment models that shellfish culture carbon converges has practical valence to the carbon remittance assessment in shellfish culture sea area
Value has bright prospects to shellfish culture and algal culture mixed breeding management.
Summary of the invention
The present invention in order to overcome at least one of the drawbacks of the prior art described above (deficiency), provides a kind of seashells first
Cultivate the construction method of carbon remittance assessment models.Seashells cultivation carbon remittance assessment models are using based on shellfish culture Carbon budget
The carbon remittance model constructed under the conditions of balance and its physicochemical environment, the model can simulate shellfish culture to the shadow of breeding environment
It rings, calculates the circulation of carbon in breeding water body, carry out carbon remittance assessment.
The present invention also provides a kind of applications of seashells cultivation carbon remittance assessment models.
In order to solve the above technical problems, technical scheme is as follows:
A kind of construction method of seashells cultivation carbon remittance assessment models, comprising the following steps:
S1, according to shellfish culture biochemistry-physical process, construct initial seashells cultivation carbon and converge assessment models, the model
Including three chemical modules, physical module and biology modules part；
The chemical module refers to seawater carbonate system；The chemical module it needs to be determined that parameter include k1、k2、
pCO2、Wherein k1、k2Respectively the first, second dissociation constant of carbonic acid；
The biology modules refer to the respiratory of shellfish, the calcification process of shellfish, algae photosynthesis；Wherein shellfish
Breathing, calcification process, pass through experiment dissolved oxygen and basicity calculate respiratory rate and calcification rate；The photosynthesis of algae passes through outdoor
The experiment of black and white bottle, obtains photosynthesis rate；The i.e. described biology modules it needs to be determined that parameter include respiratory rate, calcification rate and
Photosynthesis rate；
The physical module is Air-sea fluxes effect, and CO is chosen in Air-sea fluxes effect2Airsea flux as need
Determining parameter；
S2, determine that initial or updated seashells cultivation carbon converges assessment mould based on the indoor and outdoor respiration test of shellfish
Each parameter of type；
S3, the parameter obtained based on step S2 are updated seashells cultivation carbon remittance assessment models, after obtaining update
Seashells cultivation carbon converge assessment models；
The updated seashells cultivation carbon remittance assessment models that S4, verifying are obtained by step S3, using updated sea
Foreign shellfish culture carbon remittance assessment models carry out numerical simulation calculation, calculate the content and its circulation of each form carbon in seawater, obtain
To analog result；The analog result and field data are verified, whether error in judgement meets preset requirement, work as satisfaction, it is determined that should
Updated seashells cultivation carbon converges assessment models for optimal seashells cultivation carbon remittance assessment models；Otherwise, step is returned
Rapid S2.
Preferably, the shellfish culture biochemistry-physical process includes: the calcification and respiration of shellfish；Seawater carbon
Hydrochlorate buffer capacity；The water body exchange of physical process, vertical mixing, wind speed, Air-sea fluxes；The photosynthesis of phytoplankton.
Preferably, in the step S2, the indoor respiration test of shellfish refers to simulates different temperatures and salinity item indoors
The physiology course of shellfish under part, the variation by measuring seawater each component content used in laboratory calculate following ginseng
Number: respiratory rate, calcification rate, each component include: total inorganic carbon (DIC), basicity (TA) and dissolved oxygen (DO)；
The outdoor respiration test of shellfish refers to is simulated in outdoor Selecting research region, specifically: according to culturing area
The degree exchanged with the external world is chosen the open and closed progress of two survey regions and indoor consistent experiment respectively, is passed through
The variation for measuring seawater each component content used in outdoor experiment calculates following parameter: respiratory rate, calcification rate, photosynthesis
Rate, each component include: total inorganic carbon (DIC), basicity (TA), dissolved oxygen (DO)；
Field investigation is carried out to the two survey regions again and measures the related hydrology-physicochemical data data, data information packet
Include variation and the water body thermohaline of the two open and closed region seawater each component contents；Wherein the two open and closed regions
Water body each component includes total inorganic carbon (DIC), basicity (TA), dissolved oxygen (DO), pH, particle property organic carbon (POC), nutritive salt.
Preferably, in the step S4, numerical simulation is carried out using updated seashells cultivation carbon remittance assessment models
It calculates, specifically: the initial value of model calculation is found out based on statistics, initial value includes shellfish yield, sea conditions, shellfish
Initial value is substituted into updated seashells cultivation carbon remittance assessment models, estimates preset time scale and plunge into the commercial sea by class growth rate
The content and its circulation of each form carbon in water.
Preferably, the chemical module it needs to be determined that parameter k1、k2、pCO2、Borate alkalinity [B
(OH)4 -] it is determining in the following manner:
Actual measurement obtains following components data: total inorganic carbon (DIC), basicity (TA), pH, temperature (S), salinity (T)；
K is determined by following formula1、k2、pCO2、
pH≈-log[H+]
Wherein k1、k2Respectively the first, second dissociation constant of carbonic acid is to calculate to determine by empirical equation, it is known that experience
Formula is k1、k2Function expression about temperature, salinity；
Respiratory rate and calcification rate, photosynthesis rate are calculated by the following formula in the biology modules:
Respiratory rate (OR)=[(DO0-DOt-ΔDO)×V]/t
Calcification rate (GR)=[(TA0-TAt-ΔTA)/2×V]/t
Photosynthesis rate (PR)=[(DIC0-DICt-ΔDIC)×V]/t
In formula: DO0And DOtDissolved Oxygen in Seawater DO content at the beginning and end of respectively testing, unit mg/L；DIC0
And DICtTotal inorganic carbon in seawater at the beginning and end of respectively testing, unit are μm ol/L；TA0And TAtRespectively experiment starts
The total alkalinity in seawater at the end of, unit are μm ol/L；Δ is the changing value of DO, DIC and TA in blank bottle；V is experiment appearance
The volume of device, unit L；T is duration of experiment, unit h；
CO in the physical module2Airsea flux, according to following formula:
Flux=-KT(KH(pCO2-pA))
Wherein KTIndicate Air-sea fluxes rate, C indicates gas concentration, KHIndicate the solubility of gas in the seawater, pA is indicated
Partial pressure, pCO2Indicate seawater CO2Partial pressure；
According to Henry law, gas concentration C can be converted with partial pressure P:
C=KHP
Known Air-sea fluxes rate KTWith wind speed and Schmidt relating to parameters, and there is experience formula:
KT(cm/h)=0.31 (Sc/660)-0.5(U10)2
Wherein Sc indicates Schmidt parameter, U10Indicate the wind speed apart from 10 meters of eminences of ocean surface.
Schmidt parameter characterization be water dynamic viscosity, it influence film layer thickness, and then influence Air-sea fluxes
Rate.
The calculation formula of Schmidt parameter is as follows:
Sc=A-BT+CT2-DT3。
Wherein T refers to that water temperature, the value of A, B, C, D are as follows:
| Gas | A | B | C | D |
| O2 | 1638 | 81.83 | 1.483 | 0.008004 |
| CO2 | 2073.1 | 125.62 | 3.6276 | 0.043219 |
A kind of application of seashells cultivation carbon remittance assessment models is using optimal seashells cultivation carbon remittance assessment mould
Type assesses the carbon remittance of shellfish culture, estimates the Carbon budget balance of shellfish culture first, then passes through breeding water body dioxy
Change carbon and divides (pCO2) and Atmospheric CO2The comparison of partial pressure judges whether shellfish culture is that carbon converges, as breeding water body pCO2≤ atmosphere
CO2Partial pressure is then carbon remittance, otherwise is carbon source.
Preferably, application further includes sensitivity analysis, i.e., carries out gradient setting, analysis by the variable inquired into needs
Under different gradients, the content of seawater carbonate system each component, and then assess formed carbon source converge during, each biochemistry-physics
Process is shared to act on size.
Compared with prior art, the beneficial effect of technical solution of the present invention is:
1) model evaluation that shellfish carbon converges at present is only to consider the balance between revenue and expenditure of carbon, and temporally accumulation calculates carbon remittance amount,
The effect of each physiology course is not refined.And the present invention has then made a concrete analysis of biochemistry-physical process during shellfish culture, and
With the relationship of water body each component, this model can more accurately be assessed the remittance of shellfish carbon.
2) it is tested using indoor and outdoor two parts to be chosen to the parameter of model, it is ensured that selected parameter more may be used
It leans on.
3) since the object that shellfish culture carbon converges is atmosphere, only pass through the ratio of comparison atmosphere and water body titanium dioxide partial pressure
Compared with carbon remittance amount could be assessed by first carrying out judgement to carbon remittance, and the research of this respect at present is confined to the estimation to carbon remittance amount, i.e.,
First determine whether shellfish culture for carbon remittance.And the application of model proposed by the present invention, it can directly pass through breeding water body carbon dioxide
Divide (pCO2) and Atmospheric CO2The comparison of partial pressure judges whether shellfish culture is that carbon converges.
4) present invention has also introduced carbon and converges sensitivity analysis, each process of analysis that can be more deep shellfish culture carbon/
Effect accounting in source remittance forming process.
Detailed description of the invention
Fig. 1 is the overview flow chart that seashells of the present invention cultivate carbon remittance assessment models building.
Fig. 2 is the main part component that seashells of the present invention cultivate carbon remittance assessment models.
Fig. 3 is the partial results figure that seashells of the present invention cultivate carbon remittance assessment models.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；
To those skilled in the art, it is to be understood that certain known features and its explanation, which may be omitted, in attached drawing
's.The following further describes the technical solution of the present invention with reference to the accompanying drawings and examples.
Such as Fig. 1, a kind of construction method of seashells cultivation carbon remittance assessment models, comprising the following steps:
S1, the calcification and respiration of shellfish (are referred to according to shellfish culture biochemistry-physical process；Seawater carbonate
Buffer capacity；The water body exchange of physical process, vertical mixing, wind speed, Air-sea fluxes；The photosynthesis of phytoplankton), building is just
Beginning seashells cultivate carbon remittance assessment models, which includes three chemical modules, physical module and biology modules part；
The chemical module refers to seawater carbonate system；The chemical module it needs to be determined that parameter include k1、k2、
pCO2、Wherein k1、k2Respectively the first, second dissociation constant of carbonic acid；
The biology modules refer to the respiratory of shellfish, the calcification process of shellfish, algae photosynthesis；Wherein shellfish
Breathing, calcification process, pass through experiment dissolved oxygen and basicity calculate respiratory rate and calcification rate；The photosynthesis of algae passes through outdoor
The experiment of black and white bottle, obtains photosynthesis rate；The i.e. described biology modules it needs to be determined that parameter include respiratory rate, calcification rate and
Photosynthesis rate；
The physical module is Air-sea fluxes effect, and CO is chosen in Air-sea fluxes effect2Airsea flux as need
Determining parameter；
The chemical module it needs to be determined that parameter k1、k2、pCO2、Borate alkalinity [B (OH)4 -]
It is determining in the following manner:
Actual measurement obtains following components data: total inorganic carbon (DIC), basicity (TA), pH, temperature (S), salinity (T)；
K is determined by following formula1、k2、pCO2、
pH≈-log[H+]
Wherein k1、k2Respectively the first, second dissociation constant of carbonic acid is to calculate to determine by empirical equation, it is known that experience
Formula is k1、k2Function expression about temperature, salinity；
Respiratory rate and calcification rate, photosynthesis rate are calculated by the following formula in the biology modules:
Respiratory rate (OR)=[(DO0-DOt-ΔDO)×V]/t
Calcification rate (GR)=[(TA0-TAt-ΔTA)/2×V]/t
Photosynthesis rate (PR)==[(DIC0-DICt-ΔDIC)×V]/t
In formula: DO0And DOtDissolved Oxygen in Seawater DO content at the beginning and end of respectively testing, unit mg/L；DIC0
And DICtTotal inorganic carbon in seawater at the beginning and end of respectively testing, unit are μm ol/L；TA0And TAtRespectively experiment starts
The total alkalinity in seawater at the end of, unit are μm ol/L；Δ is the changing value of DO, DIC and TA in blank bottle；V is experiment appearance
The volume of device, unit L；T is duration of experiment, unit h；
CO in the physical module2Airsea flux, according to following formula:
Flux=-KT(KH(pCO2-pA))
Wherein KTIndicate Air-sea fluxes rate, C indicates gas concentration, KHIndicate the solubility of gas in the seawater, pA is indicated
Partial pressure, pCO2 indicate seawater CO2Partial pressure；
According to Henry law, gas concentration C can be converted with partial pressure P:
C=KHP
Known Air-sea fluxes rate KTWith wind speed and Schmidt relating to parameters, and there is experience formula:
KT(cm/h)=0.31 (Sc/660)-0.5(U10)2
Wherein Sc indicates Schmidt parameter, U10Indicate the wind speed apart from 10 meters of eminences of ocean surface.
Schmidt parameter characterization be water dynamic viscosity, it influence film layer thickness, and then influence Air-sea fluxes
Rate.
The calculation formula of Schmidt parameter is as follows:
Sc=A-BT+CT2-DT3。
Wherein T refers to that water temperature, the value of A, B, C, D are as follows:
| Gas | A | B | C | D |
| O2 | 1638 | 81.83 | 1.483 | 0.008004 |
| CO2 | 2073.1 | 125.62 | 3.6276 | 0.043219 |
S2, determine that initial or updated seashells cultivation carbon converges assessment mould based on the indoor and outdoor respiration test of shellfish
Each parameter of type；
Wherein the indoor respiration test of shellfish refers to the physiology mistake for simulating shellfish under different temperatures and Variation of Salinity Condition indoors
Journey, the variation by measuring seawater each component content used in laboratory calculate following parameter: respiratory rate, calcification rate,
Its each component includes: total inorganic carbon (DIC), basicity (TA) and dissolved oxygen (DO)；
The outdoor respiration test of shellfish refers to is simulated in outdoor Selecting research region, specifically: according to culturing area
The degree exchanged with the external world is chosen the open and closed progress of two survey regions and indoor consistent experiment respectively, is passed through
The variation for measuring seawater each component content used in outdoor experiment calculates following parameter: respiratory rate, calcification rate, photosynthesis
Rate, each component include: total inorganic carbon (DIC), basicity (TA), dissolved oxygen (DO)；
Field investigation is carried out to the two survey regions again and measures the related hydrology-physicochemical data data, data information packet
Include variation and the water body thermohaline of the two open and closed region seawater each component contents；Wherein the two open and closed regions
Water body each component includes total inorganic carbon (DIC), basicity (TA), dissolved oxygen (DO), pH, particle property organic carbon (POC), nutritive salt；
S3, the parameter obtained based on step S2 are updated seashells cultivation carbon remittance assessment models, after obtaining update
Seashells cultivation carbon converge assessment models；
The updated seashells cultivation carbon remittance assessment models that S4, verifying are obtained by step S3, using updated sea
Foreign shellfish culture carbon remittance assessment models carry out numerical simulation calculation, specifically: finding out the initial of model calculation based on statistics
Value, initial value includes shellfish yield, sea conditions, shellfish growth rate, and initial value is substituted into updated seashells and is supported
Carbon remittance assessment models are grown, the content and its circulation of each form carbon in seawater under preset time scale are estimated, obtain simulation knot
Fruit；The analog result and field data are verified, whether error in judgement meets preset requirement, work as satisfaction, it is determined that this is updated
Seashells cultivate carbon and converge assessment models for optimal seashells cultivation carbon remittance assessment models；Otherwise, return step S2.
After optimal seashells cultivation carbon remittance assessment models have been determined, then it can be converged using seashells cultivation carbon
Assessment models assess the carbon remittance of shellfish culture, estimate the Carbon budget balance of shellfish culture first, then pass through cultivation water
Body carbon dioxide divides (pCO2) and Atmospheric CO2The comparison of partial pressure judges whether shellfish culture is that carbon converges, as breeding water body pCO2
≤ Atmospheric CO2Partial pressure is then carbon remittance, otherwise is carbon source.Secondly, further include sensitivity analysis, i.e. the change by being inquired into needs
Amount carry out gradient setting, analyze under different gradients, the content of seawater carbonate system each component, so assess formed carbon source
During remittance, each biochemistry-physical process is shared to act on size.
Fig. 2 is the main part component that seashells of the present invention cultivate carbon remittance assessment models.Air sea in figure
Exchange represents Air-sea fluxes module, and operation is to calculate resulting CO by Air-sea fluxes module2Flux；DIC is represented
Seawater carbonate system module, operation are the DIC contents more obtained by seawater carbonate system module arithmetic；
Calcificantion, which represents the calcification of shellfish its operation, to be determined by calcification rate；Respiration represents breathing and makees
With operation is determined by respiratory rate；Photosynthesis represents photosynthesis, and operation is determined by photosynthesis rate
It is fixed；Out water exchange represents the exchange process with extraneous water body, and operation is by scene under closing and open condition
Investigation result determines.This figure explains the operation relation in model between each submodule.
The partial results figure of Fig. 3 seashells cultivation carbon remittance assessment models of the present invention.It is by seashells in figure
Cultivate carbon converge assessment models the resulting visualization result figure of operation result, wherein each parameter respectively indicate total inorganic carbon (DIC),
Carbonate alkalinity (CALK), seawater carbon dioxide divide (pCO2)。
Described in attached drawing positional relationship for only for illustration, should not be understood as the limitation to this patent；
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (7)
1. a kind of construction method of seashells cultivation carbon remittance assessment models, which comprises the following steps:
S1, according to shellfish culture biochemistry-physical process, construct initial seashells cultivation carbon and converge assessment models, which includes
Three parts, i.e. chemical module, physical module and biology modules；
The chemical module refers to seawater carbonate system；The chemical module it needs to be determined that parameter include k1、k2、pCO2、Wherein k1、k2Respectively the first, second dissociation constant of carbonic acid；
The biology modules refer to the respiratory of shellfish, the calcification process of shellfish, algae photosynthesis；Wherein shellfish exhales
It inhales, calcification process, respiratory rate and calcification rate is calculated by experiment dissolved oxygen and basicity；The photosynthesis of algae passes through outdoor black and white
Bottle experiment, obtains photosynthesis rate；The i.e. described biology modules it needs to be determined that parameter include respiratory rate, calcification rate and photosynthetic
The speed of action；
The physical module is Air-sea fluxes effect, and CO is chosen in Air-sea fluxes effect2Airsea flux as it needs to be determined that
Parameter；
S2, determine that initial or updated seashells cultivation carbon converges assessment models based on the indoor and outdoor respiration test of shellfish
Each parameter；
S3, the parameter obtained based on step S2 are updated seashells cultivation carbon remittance assessment models, obtain updated sea
Foreign shellfish culture carbon remittance assessment models；
The updated seashells cultivation carbon remittance assessment models that S4, verifying are obtained by step S3, using updated ocean shellfish
Class cultivates carbon remittance assessment models and carries out numerical simulation calculation, calculates the content and its circulation of each form carbon in seawater, obtains mould
Quasi- result；The analog result and field data are verified, whether error in judgement meets preset requirement, work as satisfaction, it is determined that the update
Seashells cultivation carbon afterwards converges assessment models for optimal seashells cultivation carbon remittance assessment models；Otherwise, return step S2.
2. construction method according to claim 1, which is characterized in that the shellfish culture biochemistry-physical process includes: shellfish
The calcification and respiration of class；Seawater carbonate buffer ability；The water body exchange of physical process, vertical mixing, wind speed, sea
Gas exchange；The photosynthesis of phytoplankton.
3. construction method according to claim 1, which is characterized in that in the step S2, the indoor respiration test of shellfish
Refer to the physiology course for simulating shellfish under different temperatures and Variation of Salinity Condition indoors, by measuring seawater used in laboratory
The variation of each component content calculates following parameter: respiratory rate, calcification rate, and each component includes: total inorganic carbon (DIC), basicity
(TA) and dissolved oxygen (DO)；
The outdoor respiration test of shellfish refers to is simulated in outdoor Selecting research region, specifically: according to culturing area and outside
The degree of boundary's exchange chooses the open and closed progress of two survey regions and indoor consistent experiment, by measuring respectively
The variation of seawater each component content used in outdoor experiment calculates following parameter: respiratory rate, calcification rate, photosynthesis speed
Rate, each component include: total inorganic carbon (DIC), basicity (TA), dissolved oxygen (DO)；
Field investigation is carried out to the two survey regions again and measures the related hydrology-physicochemical data data, data information includes opening
It puts and the variation of the two closed region seawater each component contents and water body thermohaline；Wherein the two open and closed region water bodys
Each component includes total inorganic carbon (DIC), basicity (TA), dissolved oxygen (DO), pH, particle property organic carbon (POC), nutritive salt.
4. construction method according to claim 1, which is characterized in that in the step S4, using updated ocean shellfish
Class cultivates carbon remittance assessment models and carries out numerical simulation calculation, specifically: the initial value of model calculation is found out based on statistics,
Initial value includes shellfish yield, sea conditions, shellfish growth rate, and initial value is substituted into updated seashells cultivation carbon and is converged
Assessment models estimate the content and its circulation of each form carbon in seawater under preset time scale.
5. construction method according to claim 1, which is characterized in that the chemical module it needs to be determined that parameter k1、k2、
pCO2、Borate alkalinity [B (OH)4 -] it is determining in the following manner:
Actual measurement obtains following components data: total inorganic carbon (DIC), basicity (TA), pH, temperature (S), salinity (T)；
K is determined by following formula1、k2、pCO2、
pH≈-log[H+]
Wherein k1、k2Respectively the first, second dissociation constant of carbonic acid is to calculate to determine by empirical equation, it is known that empirical equation
It is k1、k2Function expression about temperature, salinity；
Respiratory rate and calcification rate, photosynthesis rate are calculated by the following formula in the biology modules:
Respiratory rate (OR)=[(DO0-DOt-ΔDO)×V]/t
Calcification rate (GR)=[(TA0-TAt-ΔTA)/2×V]/t
Photosynthesis rate (PR)==[(DIC0-DICt-ΔDIC)×V]/t
In formula: DO0And DOtDissolved Oxygen in Seawater DO content at the beginning and end of respectively testing, unit mg/L；DIC0And DICt
Total inorganic carbon in seawater at the beginning and end of respectively testing, unit are μm ol/L；TA0And TAtRespectively test beginning and end
Total alkalinity in Shi Haishui, unit are μm ol/L；Δ is the changing value of DO, DIC and TA in blank bottle；V is the body of experiment container
Product, unit L；T is duration of experiment, unit h；
CO in the physical module2Airsea flux, according to following formula:
Flux=-KT(KH(pCO2-pA))
Wherein KTIndicate Air-sea fluxes rate, C indicates gas concentration, KHIndicate the solubility of gas in the seawater, pA indicates gas
Partial pressure, pCO2Indicate seawater CO2Partial pressure.
6. a kind of model of the construction method building using the seashells cultivation carbon remittance assessment models described in claim 5 is answered
With, which is characterized in that it is to support carbon remittance to shellfish using optimal seashells cultivation carbon remittance assessment models to assess, estimates first
The Carbon budget balance of shellfish culture is calculated, then (pCO is divided by breeding water body carbon dioxide2) and Atmospheric CO2The comparison of partial pressure,
Judge whether shellfish culture is that carbon converges, as breeding water body pCO2≤ Atmospheric CO2Partial pressure is then carbon remittance, otherwise is carbon source.
7. application according to claim 6, which is characterized in that its application further includes sensitivity analysis, i.e., by needs
The variable of discussion carries out gradient setting, analyzes under different gradients, the content of seawater carbonate system each component, and then assesses in shape
During carbon source/remittance, each biochemistry-physical process is shared to act on size.
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| CN116128377B (en) * | 2023-04-04 | 2023-07-07 | 山东省海洋资源与环境研究院(山东省海洋环境监测中心、山东省水产品质量检验中心) | Carbon sink effect evaluation method and device for offshore area and electronic equipment |
| CN116844657B (en) * | 2023-08-29 | 2023-11-14 | 青岛海洋地质研究所 | Evaluation method for carbon sequestration process of marine sediment autogenous carbonate |
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