Operation optimization strategy of existing residential building energy-saving renovation market:From the perspective of subject behavior

The energy-saving renovation of existing residential buildings is a crucial measure to achieve the strategic goal of energy conservation and emission reduction in China and build ecologically livable cities.This article focuses on the perspective of subject behavior,starting from analyzing the current situation and difficulties of the operation of the energy-saving renovation market for existing residential buildings in China,drawing on the practical experience of the operation of the existing residential building energy-saving renovation market abroad.Based on principles such as systematicity,humanization,feasibility,and sustainability,the article constructs an operation optimization system of the existing residential building energy-saving renovation market from the perspective of subject behavior.In order to provide a reference for the healthy and orderly operation of the existing residential building energy-saving renovation market,this paper proposes implementation strategies for optimizing the operation of the existing residential building energy-saving renovation market.Suggestions are proposed from four aspects:optimizing the market environment,innovating the financing model,building the information sharing platform,and utilizing the synergies of the main subjects.

Research on the Index System of Old Neighborhood Renovation Based on Green Building Evaluation Standard

With the advancement of the transformation,the contradiction between the residents’demand for a better living environment and the convenience of living in the settlements comes to the fore.Effective identification,organic integration,timely adoption,and correct decision-making for the transformation of old neighborhoods are pressing issues in the transformation of old neighborhoods.Therefore,this paper takes the green building evaluation standards of various countries as the research basis and support for the construction of the transformation strategy of old neighborhoods.Through the collection and comparative analysis of the indicators of green building evaluation standards,the index system of transformation is formed,and it also provides a certain foundation for the subsequent related research.

Multi-subject and multi-objective integrated optimization system and implementation strategy for energy-saving renovation of the existing residential buildings

The core of the healthy and orderly operation of the existing residential building energy-saving renovation market lies in the exploration of the implementation mechanism of multi-subject and multi-objective integrated optimization.The multi-agent and multi-objective integrated optimization system framework is a powerful tool to guide the scientific decision-making of the market core structural entities in the future market practice. This paper analyzes the practical dilemma of energy-saving renovation of theexisting residential buildings in China, summarizes the practical experience of multi-subject and multi-objective integrated optimization of energy-saving renovation of the existing residential buildings in foreign countries, and puts forward beneficial practical enlightenment on the basis of comparison at home and abroad;The design principles of the target integrated optimization system have established a multi-subject and multi-objective integrated optimization system framework for the energy-saving renovation of the existing residential buildings, from six aspects: government guidance, trust consensus, value co-creation, risk sharing, revenue sharing, and social responsibility sharing. This paper proposes a multi-subject and multi-objective integrated practice strategy, in order to promote the efficient and orderly development of China's existing residential building energy-saving renovation market.

Investment risk evaluation of existing building energy-saving renovation project for ESCO

The investment risk management of the existing building energy-saving renovation project for ESCO cannot be separated from the scientific risk measurement and evaluation. The investment risk assessment is the basis of investment decision and project implementation. Based on the content analysis and balance of evaluation principle of investment risk evaluation on the existing building energy-saving renovation project, we set up three levels of existing building energy-saving renovation project investment risk evaluation index system, use fuzzy comprehensive evaluation method to evaluate the quantitative process, get the scientific assessment of the investment risk of existing building energy-saving renovation project, and support the investment risk response strategy and control measures of existing building energy-saving renovation project for ESCO.

Design and implementation strategy of social responsibility sharing mechanism of existing building energy-saving renovation subject

It is the key to promote the development of energy-saving renovation market of existing buildings to share the social responsibility of the subject of energy-saving renovation of existing buildings.This paper analyzes the principle and implementation conditions of social responsibility sharing of existing building energy-saving renovation subject,discusses the mode selection and contract design of social responsibility sharing of existing building energy-saving renovation subject,analyzes the implementation mechanism of social responsibility sharing of existing building energy-saving renovation subject from the perspectives of information platform architecture,shared process design and shared system construction.And this paper puts forward the implementation strategy of sharing the social responsibility of the subject of the existing building energy-saving renovation from the aspects of stabilizing the subject’s cooperative relationship,creating a good responsibility environment and improving the responsibility performance laws and regulations.

Assessing effectiveness for revenue distribution of existing building energy-saving renovation project

The revenue distribution of the existing building energy-saving renovation is the lever to drive the subject’s momentum,and the effectiveness of revenue distribution of existing building energy-saving renovation projects is conducive to a scientific evaluation mechanism.This paper analyzes the evaluation factors of the effectiveness of revenue distribution of existing building energy-saving renovation projects,constructs evaluation indicator system for the effectiveness of revenue distribution of existing building energy-saving renovation projects.It selects a scientific quantitative evaluation method for the effectiveness of revenue distribution of existing building energy-saving renovation projects,implements the effectiveness evaluation of revenue distribution of existing building energy-saving renovation projects,measures degree of the effectiveness of revenue distribution of existing building energy-saving renovation projects scientifically,improves the revenue distribution mechanism of existing building energy-saving renovation projects continuously,and drives the development of existing building energy-saving renovation practices in revenue.

Incentive operation characteristics and influence feedback of existing building energy-saving renovation market development

The quality of the existing building energy-saving renovation market determines the inherent inevitability of incentive,while unique requirements for the incentive should be satisfied by stage characteristics and individualization of the three entities of the existing building energy-saving renovation market development.Firstly,the analysis of internal and external factors’composition and system influencing the existing construction market development incentive structure was performed.Then,system dynamics was implemented to build the feedback model of incentive effects of market development of existing buildings energy-saving reconstruction.Discussions on the realization path of the incentive for the development of the existing energy-saving building market were also pointed out.Finally,this paper conducted the analysis of the dynamic feedback characteristics and key incentive factors of the incentive for the development of the existing building energy-saving renovation market.Based on the analyses and discussions above,this paper provides methodological guidance and implementation approach for the incentive path selection and policy-making of the existing building energy-saving transformation market,trying to help improve the incentive effectiveness of the market,and also promote healthy and sustainable development of the existing building energy-saving renovation market.

The path and countermeasures of increasing government’s governance capacities in energy-saving renovation of existing buildings

The dual functions of government participation and governance in the development of the existing building energy-saving renovation market determine the importance of the government’s scientific and effective actions.Continuously improving the government’s role is to promote the effective operation of the existing building energy-saving renovation market.Based on the inherent requirements of improving the government governance capacity in the development of the existing building energy-saving renovation market,this paper constructs the implementation path for the development of the existing building’s energy-saving renovation market from the three dimensions of practical concept,practical process and practical methods.From the four aspects of improving the legal and regulatory system,building a market information sharing platform,establishing a sound market supervision mechanism,and consolidating and improving the market accountability system,we will structure the existing building energysaving renovation market development to improve the government’s ability to restrain and implement measures.From the four levels of improving the market incentive mechanism,optimizing the market financing environment,clarifying the position of market resource allocation,and building a social operation platform,design measures to improve government incentives in the development of the existing building energy conservation renovation market.From the shaping of governance yuan organizational roles,governance capacity and responsibilities of departments at all levels to define boundaries,to build four main interactive platform governance perspective,the main parties demand balance the interests of both the governance capacity development planning in the government market,building energy-saving market to enhance the implementation of countermeasures.In order to promote the healthy and sustainable development of the existing building energy-saving renovation market based on the enhancement of government governance capacity.

Renovation of Urban Green Space Based on Regeneration of Historical Place——A Case Study of Jianqiao Historical Block in Hangzhou

The protected historical blocks always fail to undertake some necessary functions of modern cities because they inherit texture and skyline of historical spaces,and also traditional building density,so these blocks lack in popularity and fall into rigid display of folk customs.In view of the contradiction between protection and vitality,this study proposes the concept of"intergrowth between underground space and urban block"on the basis of theoretic researches and construction practices,aims at renovating urban public green spaces by following the principle of regeneration of place,so as to improve and make up modern urban functions of historical blocks,stimulate vitality of the community,provide an effective solution to the development of new cities and renovation of old cities.

Research on Modem Passive Integrated Energy-saving Technology of the Residential Buildings under Green Building Background

This paper proposes the modem passive integrated energy-saving technology of the residential buildings under green building background. The essence of green building is to build a healthy and general environmentally friendly living environment under the premise of reducing the consumption of resources and improving the efficiency of resource utilization in the whole life cycle of construction activities. Green building bearing function is further diversified, integrated, and has a self-initiative. The development of the green building, local isolated from the original single building greening, greening, landscaping site platform, gradually developed for construction area and the surrounding green ecological system of comprehensive, three-dimensional stratified construction and network connection. Its model gradually shows the micro area of the construction of the ecological system and architectural space integration. This paper integrates the passive integrated energysaving technology to construct the novel construction paradigm.

Benefit evaluation on ESCO driving force for market development of energy-saving building

ESCO is the internal driving force for the development of the existing building energy-saving renovation market,and the driving effect of the ESCO market depends on scientific and effective comprehensive benefit evaluation.Based on analysis of the status qua at home and abroad,this paper reveals the necessity and value of research existing Building Energy Saving ESCO market development driving force effectiveness evaluation.The purpose of ESCO driving force benefit evaluation-oriented,establish the basic principles of evaluation index system of choice.Through the analysis of the evaluation content of the three dimensions of economic benefit,environmental benefit and social benefit,the comprehensive evaluation index system of the target level,criterion level and index level of the benefit evaluation of the existing building energy-saving renovation market development is constructed.AHP and fuzzy comprehensive evaluation of the combination,construct quantitative models of energy-saving drive ESCO market development role in the evaluation of the effectiveness of existing buildings.Based on the quantitative evaluation process of ESCO’s role in the development of our country’s existing building energysaving renovation market,it is necessary to scientifically understand the current status of ESCO’s driving role,and reveal the path to improve the efficiency of ESCO-driven development of the existing building’s energy-saving renovation market,in order to enhance the internal driving force of ESCO to promote.The existing building energy-saving renovation market is developing in a healthy and orderly manner.

Behavior game evolution strategy of financing platform for energysaving renovation of existing buildings

The operation optimization of the existing building energy-saving renovation financing platform is the basic support that needs to be solved in the existing building energy-saving renovation practice under the EPC mode.The essence of the operation of building energy-saving transformation financing platform is the joint effect of subjects’choice through the behavioral game strategy.Starting from the analysis of game relationship between the subjects of building energy-saving retrofit market,based on the user game theory,the author constructs a behavioral game model of energy-saving retrofit units,ESCOs and investors,discusses its behavioral game evolution and stability strategy.There is an implementation mechanism for the operation of building energy-saving renovation financing platform to enhance the effectiveness of the operation of the existing building energy-saving renovation financing platform and promote the development of the existing building energy-saving market.

“双碳”目标下老旧小区绿色改造的有机更新策略研究——以广州为例

老旧小区绿色改造作为实现城市低碳化的重要途径,对我国实现“双碳”目标及高质量发展具有重要意义。随着城市化进程的加快,老旧小区存在既有建筑能耗过高、碳排放量超标等现实问题,对老旧小区进行绿色改造成为政府开展城市更新时需重点关注的内容。在总结广州老旧小区绿色改造现状及国内外相关实践经验的基础上,按照有机更新的思路,从顶层设计、人文建设、生态建设、建筑绿色更新、新技术新能源以及成本经济等方面提出对老旧小区绿色改造的策略建议。

既有超高层建筑的绿色低碳改造研究

既有超高层建筑的碳排放是建筑领域碳排放的重要组成部分,但其绿色低碳改造的关键技术集成与创新还不充分,实现碳达峰、碳中和的技术路径还不清晰。本文分析了既有超高层建筑的碳排放核算标准、核算关注点、核算边界和核算方法,从而提出基于能效水平提升、用能结构优化、资源循环利用和ESG体系搭建的既有超高层建筑绿色低碳改造路径。

老旧小区绿色改造不同产权业主决策协同机制研究

老旧小区绿色改造是实施节能减排、“双碳目标”战略、建筑可持续高质量发展和生态宜居城市建设的建筑实践。从城市更新系统要求考虑,老旧小区绿色改造应打破现有小区界限实施一体化系统改造,老旧小区绿色改造实施过程是基于同产权业主共同决策驱动的行为活动结果,协调不同产权业主利益关系是保障老旧小区绿色改造稳步推进的内在要求。基于老旧小区产权多样性界定与特性分析,依据演化博弈理论,从探寻老旧小区绿色改造业主决策协同机制出发,构建共有产权业主与私有产权业主决策行为演化博弈模型,并运用复制动态方法分析不同产权业主群体策略演化过程,得到改造成本、经济收益、环境收益、施工影响是双方决策协同的关键影响因素。进而从创新融资模式、建立共有产权住宅产权人费用分摊机制、推进项目全过程管理制度等三个方面提出决策协调策略。期望以业主决策协同驱动主体行为合力推动老旧小区绿色改造发展进程。

从绿色建筑评价指标分析基础设施改造实施要点

我国每年有大量的基础设施改造项目,因结构形式、空间布局、资金额度等因素制约,从绿色建筑的角度来看,反而较新建项目实施难度大。论文从GB/T 50378—2019《绿色建筑评价标准》指标体系的五大评价指标和一个加分指标(安全耐久、健康舒适、生活便利、资源节约和环境宜居,提高和创新)出发,逐项分析改造实施要点。

既有建筑绿色改造项目ESCO风险预警机制研究架构

既有建筑绿色改造是践行节能减排和“双碳”目标的建筑实践,是城市更新背景下建筑业高质量可持续发展的内在要求,是建筑业新建改建并举业态转型的实际行动。EPC(合同能源管理)模式下既有建筑绿色改造有序实施关键在于ESCO(节能服务企业)风险治理。基于项目治理视角,从国内外工程项目风险预警研究概述入手,解析ESCO风险治理的特殊复杂性,论证ESCO既有建筑绿色改造项目风险预警机制研究价值,设计ESCO风险预警机制研究目标,规划既有建筑绿色改造项目ESCO风险预警机制的内容,阐释ESCO风险预警机制研究思路、创新之处和体系构架的实施方案及其可行性,初步形成基于项目治理视角的ESCO既有建筑绿色改造项目风险预警理论体系。丰富与完善风险治理理论,以治理有效驱动绿色改造高质量发展。

双碳背景下老旧小区绿色低碳更新设计策略——以广州市名苑倚泉轩老旧小区绿色低碳更新为例

近年来,随着我国城镇化高质量发展,国家大力倡导绿色低碳发展战略,积极推进碳中和目标的实现,我国老旧小区,特别是2000年前的老旧小区,在进行改造过程中往往需要消耗较多的资源和成本,如果不考虑绿色低碳技术,在老旧小区后期运行过程中仍将面临减碳压力。2022年住房和城乡建设部、国家发改委发布《城乡建设领域碳达峰实施方案》明确提出要控制碳排放增长,开展绿色低碳社区建设,将绿色发展理念贯穿社区规划建设管理全过程,探索零碳社区建设。广州市南沙区以绿色城区创建和老旧小区改造为契机,积极探索在老旧小区改造过程中绿色低碳改造策略。

藏式合院民居的绿色改造及其优化设计策略

本文选取了西藏自治区山南市的藏式合院民居作为研究案例,通过实地测量和调研,系统分析了这些民居在绿色改造方面的发展趋势。研究重点评估目前采用的绿色改造措施的有效性,通过对藏式合院民居绿色改造措施的科学分析,旨在揭示其在实际应用中的优缺点,并提出相应的技术改进策略和优化建议。研究结果不仅对西藏地区合院式民居的绿色发展具有重要的指导意义,而且为藏式民居的现代化进程提供了宝贵的参考和依据。