Progress on the different methods of reserves calculation in the whole life cycle of gas reservoir development

Reserves evaluation is crucial in the whole life cycle of a gas reservoir. It is significant to figure out the various methods of reserves calculation in a systematic manner to understand and develop gas reservoirs. In the early evaluation stage, the proved reserves, which form the basis of the conc...

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Main Authors: Yunsheng Wei, Ailin Jia, Yanmei Xu, Jianlong Fang
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2021-02-01
Series:Journal of Natural Gas Geoscience
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2468256X21000031
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author Yunsheng Wei
Ailin Jia
Yanmei Xu
Jianlong Fang
author_facet Yunsheng Wei
Ailin Jia
Yanmei Xu
Jianlong Fang
author_sort Yunsheng Wei
collection DOAJ
description Reserves evaluation is crucial in the whole life cycle of a gas reservoir. It is significant to figure out the various methods of reserves calculation in a systematic manner to understand and develop gas reservoirs. In the early evaluation stage, the proved reserves, which form the basis of the conceptual design and development plan for gas field development, can be determined using the volumetric method or the reservoir volume method, depending on the reservoir type. Producing reserves should be determined during the development plan's execution to guide well location. With large-scale development, the dynamic reserves and recoverable reserves of wells or reservoirs are calculated using the material balance and modern decline method to guide the optimization of technical policies such as well pattern, well spacing and production practices. In the middle and late stages of development, gas reservoir fine description and numerical simulation are used to determine the remaining reserves and lead the tapping potential. On the whole, the three factors, the spatial structure of the reservoir, the occurrence state of the fluid, and the boundary of gas reservoir, are important bases for optimizing the methods of calculating different reserves. Likewise, they are the key parameters for continuous understanding of gas reservoir during its entire life cycle development.
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spelling doaj.art-aa6e4b06f05245e3bfa0c7ab61d9db3e2023-09-02T17:27:33ZengKeAi Communications Co., Ltd.Journal of Natural Gas Geoscience2468-256X2021-02-01615563Progress on the different methods of reserves calculation in the whole life cycle of gas reservoir developmentYunsheng Wei0Ailin Jia1Yanmei Xu2Jianlong Fang3PetroChina Research Institute of Petroleum Exploration and Development, Beijing, 100083, China; Corresponding author.PetroChina Research Institute of Petroleum Exploration and Development, Beijing, 100083, ChinaPetroChina Research Institute of Petroleum Exploration and Development, Beijing, 100083, ChinaPetroChina Exploration and Production Company, Beijing, 100007, ChinaReserves evaluation is crucial in the whole life cycle of a gas reservoir. It is significant to figure out the various methods of reserves calculation in a systematic manner to understand and develop gas reservoirs. In the early evaluation stage, the proved reserves, which form the basis of the conceptual design and development plan for gas field development, can be determined using the volumetric method or the reservoir volume method, depending on the reservoir type. Producing reserves should be determined during the development plan's execution to guide well location. With large-scale development, the dynamic reserves and recoverable reserves of wells or reservoirs are calculated using the material balance and modern decline method to guide the optimization of technical policies such as well pattern, well spacing and production practices. In the middle and late stages of development, gas reservoir fine description and numerical simulation are used to determine the remaining reserves and lead the tapping potential. On the whole, the three factors, the spatial structure of the reservoir, the occurrence state of the fluid, and the boundary of gas reservoir, are important bases for optimizing the methods of calculating different reserves. Likewise, they are the key parameters for continuous understanding of gas reservoir during its entire life cycle development.http://www.sciencedirect.com/science/article/pii/S2468256X21000031Proved reservesProducing reservesDynamic reservesRecoverable reservesRemaining reservesReserves evaluation
spellingShingle Yunsheng Wei
Ailin Jia
Yanmei Xu
Jianlong Fang
Progress on the different methods of reserves calculation in the whole life cycle of gas reservoir development
Journal of Natural Gas Geoscience
Proved reserves
Producing reserves
Dynamic reserves
Recoverable reserves
Remaining reserves
Reserves evaluation
title Progress on the different methods of reserves calculation in the whole life cycle of gas reservoir development
title_full Progress on the different methods of reserves calculation in the whole life cycle of gas reservoir development
title_fullStr Progress on the different methods of reserves calculation in the whole life cycle of gas reservoir development
title_full_unstemmed Progress on the different methods of reserves calculation in the whole life cycle of gas reservoir development
title_short Progress on the different methods of reserves calculation in the whole life cycle of gas reservoir development
title_sort progress on the different methods of reserves calculation in the whole life cycle of gas reservoir development
topic Proved reserves
Producing reserves
Dynamic reserves
Recoverable reserves
Remaining reserves
Reserves evaluation
url http://www.sciencedirect.com/science/article/pii/S2468256X21000031
work_keys_str_mv AT yunshengwei progressonthedifferentmethodsofreservescalculationinthewholelifecycleofgasreservoirdevelopment
AT ailinjia progressonthedifferentmethodsofreservescalculationinthewholelifecycleofgasreservoirdevelopment
AT yanmeixu progressonthedifferentmethodsofreservescalculationinthewholelifecycleofgasreservoirdevelopment
AT jianlongfang progressonthedifferentmethodsofreservescalculationinthewholelifecycleofgasreservoirdevelopment