新华社石家庄10月11日电 题：渤海之滨打造"绿色油田"——冀东油田绿色转型观察 新华社记者杨帆、刘桃熊 过去的这一个多月，李冬心里一直都紧绷着。作为中国石油公司冀东油田分公司高尚堡高17集注站的项 目组长，他和同事每天都要逐项检查设备运行情况，确保2万立方米的二氧化碳能够持续注入深达1800 米的地下。 石油生产所产生的废气中含有二氧化碳，而二氧化碳具有"驱油"特性，通过建设集注站，将其回收并重 新注入油层，可以提升原油的流动性，让"藏"在孔隙中的原油更易开采。这样的就地资源化利用，显著 降低了从外部采购二氧化碳的成本，也保障了生产系统的稳定运行。 记者走访的高尚堡高17集注站，目前装配有两座气液分离器及配套设备，在9月初展开了试运行工作。 李冬说："项目正式投产后，最大注气量每天可达6万立方米，预计每年可循环利用二氧化碳3万余吨。" 图为10月 10日拍摄的冀东油田陆上油田作业区一注采站（无人机照片）。（受访单位供图） 冀东油田陆上油田作业区持续开展地面工艺流程优化简化，累计关停转油站7座、计量间185座、注水站 7座，停运配水间16座，减少各类管道总长323千米。通过推广使用节能设备，各生产系统能效提升 ...

Group 1: Company Operations - The overall production and operation of the company is normal, with adjustments made in production, sales, and procurement based on market changes [2] - The company is focusing on energy conservation, efficiency improvement, and risk avoidance to maximize economic benefits [2] Group 2: Market Conditions - In Q3 2025, chemical product prices fluctuated due to changes in operating rates of peer and downstream enterprises, demand variations, and oil price volatility [2] - The company adjusts its product prices in response to market conditions, with transparent pricing on the LuXi Mall online platform [2] Group 3: Dividend Policy - The profit distribution plan for 2024 proposes a cash dividend of 3.50 yuan (including tax) for every 10 shares based on the total share capital at the end of 2024, which has already been implemented [3] - Future dividend plans will consider the company's profitability, cash flow, operational needs, and shareholder returns, adhering to regulatory requirements [3] Group 4: Market Outlook - The market price of chemical products is influenced by various factors, making it difficult to predict future trends [3] - The company will continue to monitor market changes, adjust accordingly, and leverage integrated advantages to seize market opportunities [3]

Core Viewpoint - The article emphasizes the need for companies to adopt an integrated energy management platform to effectively manage energy consumption and achieve carbon reduction goals under the dual control policy of energy consumption intensity and total consumption [1][2]. Group 1: Overview - The company consumes significant amounts of pure water and electricity, which constitute a large portion of total production costs. To ensure the implementation of energy efficiency indicators and energy-saving goals, an energy management platform utilizing information technology is necessary [2][3]. Group 2: Project Requirements - The monitoring project will cover various workshops, including chemical workshops and water treatment workshops, requiring the installation of 332 new electricity meters and 140 new water meters, along with existing smart devices [3]. Group 3: System Requirements - The system will include energy consumption statistics, energy consumption forecasting, product energy consumption calculations, demand statistics, production statistics, power quality monitoring, customizable reports, and anomaly alerts [4][5]. Group 4: System Structure - The system is designed in a three-layer structure: the field device layer, network communication layer, and platform management layer, ensuring comprehensive data collection and monitoring [6][9]. Group 5: Enterprise Indicators - Key energy indicators include three-phase voltage, current, active power, and cumulative flow for water, which are essential for monitoring energy consumption and efficiency [10][12][13]. Group 6: System Functions - The platform provides real-time monitoring of energy consumption, carbon emissions, and energy efficiency, allowing for detailed analysis and reporting to identify energy-saving opportunities [14][16][20][31]. Group 7: System Application Value - The energy management platform enhances energy management, improves energy utilization efficiency, and identifies energy-saving potential, ultimately contributing to cost savings and operational efficiency [34][38][40].

Core Viewpoint - The article highlights the successful energy efficiency diagnosis and optimization efforts by the State Grid Gansu Electric Power Company, which helped a local wood processing factory significantly reduce its electricity costs through targeted interventions [1][3][5]. Group 1: Company Actions - The State Grid Gansu Electric Power Company initiated a "customer visit" energy efficiency diagnosis campaign to assist local businesses in managing high electricity costs during peak summer usage [3]. - A dedicated team, including customer managers and technical specialists, conducted one-on-one visits to small and medium-sized enterprises to assess their electricity usage and identify inefficiencies [3][4]. - The team discovered that the wood processing factory had a power factor consistently below 0.85, indicating significant reactive power losses, which contributed to inflated electricity bills [3][4]. Group 2: Solutions Implemented - The team developed a customized optimization plan for the factory's reactive power compensation system, adjusting its parameters to dynamically match the load requirements of the machinery [4]. - The plan included replacing aging capacitors to ensure stable operation of the compensation system, with adjustments made during off-peak hours to minimize disruption to production [4][5]. - Post-implementation, the factory's power factor improved to 0.95, leading to a reduction in monthly electricity costs from approximately 12,000 yuan to over 9,000 yuan, saving nearly 3,000 yuan per month [5]. Group 3: Ongoing Support and Impact - The company provided a "Energy Saving and Electricity Use Guide" to educate factory employees on reactive power compensation and peak load management techniques [5]. - Continuous follow-up visits and monitoring of electricity usage were established to ensure sustained energy savings and address any future issues [5]. - Overall, the company has assisted over 50 local enterprises in reducing their electricity costs by an average of over 15% through various energy efficiency measures [5].

Company Overview - Jiujiang Defu Technology Co., Ltd. (referred to as "Defu Technology") was established in 1985 and is headquartered in Jiujiang, Jiangxi Province, China. The company was listed on the Shenzhen Stock Exchange's Growth Enterprise Market in 2023, with stock code: 301511. Defu Technology has been deeply engaged in the copper foil industry for 40 years, focusing on the research, production, and sales of high-end electrolytic copper foil, with an annual production capacity of 191,000 tons, ranking first globally. The lithium battery copper foil products range from 3.5 to 10 micrometers, primarily used in downstream power batteries, energy storage, and digital fields. The electronic circuit copper foil products range from 10 to 210 micrometers, widely used in downstream printed circuit boards and terminal communications, consumer electronics, and automotive fields [1]. Energy Efficiency Initiatives - Defu Technology has implemented a copper dissolution waste heat utilization project across its production bases, modifying the copper dissolution system to utilize workshop cooling water waste heat to produce high-temperature hot water, thereby replacing natural gas usage. The annual natural gas consumption for the copper dissolution process is approximately 2 million cubic meters, with a target to achieve zero natural gas consumption by July 2025. The self-heat exchange modification of the copper dissolution system has resulted in a 60 kWh/t reduction in electricity consumption per unit product [2]. - The waste heat generated from the copper dissolution system is utilized in various ways, including heating air conditioning systems at the Jiujiang production base, with a total annual waste heat utilization of 11.155 million kWh. The Lanzhou production base uses waste heat to replace municipal heating in winter, providing heating for office buildings, dormitories, and auxiliary production facilities, reducing external heating purchases by approximately 6.3 million kWh, with total annual waste heat utilization exceeding 25 million kWh [2]. Smart Technology Integration - Defu Technology has upgraded its refrigeration station with AI technology, allowing real-time adjustments of various parameters of the cooling water units. The AI system collects big data and uses built-in optimization algorithms to issue commands for automatic adjustments of the cooling water units, pumps, and cooling tower fans. This upgrade has transitioned the refrigeration system from manual control to fully automated and efficient smart control, saving approximately 650,000 kWh of electricity annually for a single workshop [3]. - The company has also improved the efficiency of traditional switch rectifiers by replacing the original rectifier units with silicon carbide modules, reducing power conversion losses and achieving an average decrease in electricity consumption of about 200 kWh/t per unit product [3]. Equipment Modernization - Defu Technology has conducted energy-saving modifications on old workshop equipment by replacing traditional frequency pumps with permanent magnet motor variable frequency drives and using high-efficiency air suspension energy-saving fans instead of screw fans, resulting in a total annual electricity savings of 2.23 million kWh [4]. - Experts have noted that through waste heat recovery and improved rectifier efficiency, the company has significantly reduced electricity consumption per unit product, showcasing its commitment to energy conservation and resource recycling, thereby establishing a new benchmark for green production [4].

Core Viewpoint - The article highlights the journey and contributions of Kurbanjiang Balati, a skilled master electrician at Xinjiang Huatai Chemical Co., who has significantly improved safety and efficiency in the chemical industry through innovation and mentorship [1][16]. Group 1: Safety and Innovation - Safety is emphasized as a critical aspect of chemical production, with Kurbanjiang Balati advocating for continuous improvement in safety measures [3][5]. - He has implemented technical innovations, such as modifying a caustic soda workshop's evaporator control system to enhance safety and reduce risks associated with equipment failure [5]. - Balati has developed a patented button lock device using 3D printing technology to prevent accidental equipment activation during maintenance, showcasing his commitment to safety and efficiency [6][8]. Group 2: Cost Reduction and Efficiency - Through the application of 3D printing, Balati has saved over 300,000 yuan in costs by producing hard-to-source low-voltage equipment parts [8]. - He led the development of a centralized control system for street lighting in the factory, achieving over 30% energy savings and significantly reducing electricity and maintenance costs [8][10]. - His efforts in optimizing production processes have resulted in over 600 technical improvements, generating direct economic benefits exceeding one million yuan [10]. Group 3: Mentorship and Skill Development - As the head of a national-level skills master studio, Balati has trained over 700 employees, fostering a culture of knowledge sharing and skill development [11][12]. - His mentorship has led to the successful training of skilled workers, with several achieving top honors in local competitions [12][14]. - Balati's approach to teaching emphasizes the importance of continuous learning and the transmission of craftsmanship, creating a legacy of skilled professionals in the industry [16].

Core Viewpoint - In 2025, Jin Energy Holding Equipment Manufacturing Group's chemical industry focuses on the twelve-character guideline of "consolidating the foundation, promoting upgrades, strengthening linkage, and improving quality and efficiency" to achieve high-quality development through safety, production, and technology initiatives [1] Group 1: Risk Management and Safety - Jin Energy Holding's chemical industry enhances safety management by implementing technical consultations, hazard inspections, system construction, and training to strengthen risk prevention and ensure stable production operations [2] - The company adopts a comprehensive hazard inspection model combining self-inspection, cross-inspection, special inspections, and third-party diagnostics to effectively eliminate operational hazards and mitigate safety risks [2] - A unified safety management system is established, emphasizing proactive risk control and comprehensive training to shift safety management from reactive to proactive [2] Group 2: Production Management - From January to August, the chemical industry produced 13.4 million tons of ammonia alcohol, an increase of 1.3 million tons year-on-year, exceeding the annual production plan [3] - The company optimizes production consumption indicators and shares best practices for energy conservation, while also conducting thorough inspections during the rainy season to ensure operational stability [3] - Internal technical personnel are mobilized for comprehensive on-site inspections to enhance process management and standardization [3] Group 3: Technological Innovation - Jin Energy Holding's chemical industry leverages its technological platform to support grassroots chemical enterprises in technological advancement and the transformation of technological achievements [4] - The company focuses on technology innovation, implementing measures for technological upgrades in gasification, purification, and synthesis to improve energy efficiency [4] - Since 2021, the company has received 38 provincial and ministerial awards and has been granted 1,007 patents, showcasing its commitment to technological development [4] Group 4: Industry Development and Information Management - The company tracks industry technological advancements and maintains awareness of new processes and technologies to prepare for quality upgrades [5] - An information platform is being developed to integrate key production data, enhancing decision-making capabilities through data visualization [5] - The company strengthens measurement management by updating protocols and establishing a comprehensive equipment ledger to ensure production accuracy [5]

Core Viewpoint - The company is actively enhancing the safety of electricity supply for important customers and small to medium enterprises through comprehensive inspection activities [1][2] Group 1: Inspection Activities - The company organized a comprehensive "check-up" activity for important customers and some small to medium enterprises to ensure reliable electricity supply and safe production [1] - A list of key customers was established based on historical fault data, focusing on hospitals, schools, shopping malls, and high-risk small to medium enterprises [1] - The inspection team followed strict standards for equipment inspection and hidden danger identification, focusing on customer-owned distribution rooms, transformers, high and low voltage distribution lines, and emergency power supplies [1] Group 2: Reporting and Recommendations - After inspections, the company provided customers with a "diagnostic report" detailing safety hazards, risk levels, and rectification suggestions [1] - The company assisted customers in developing rectification plans based on the inspection results [1] Group 3: Value-Added Services - Team members provided on-site safety electricity usage knowledge and first aid measures for electric shock [1] - The company offered personalized energy-saving and peak-valley electricity optimization suggestions based on recent electricity consumption data to help customers reduce electricity costs [1] Group 4: Future Plans - The company plans to deepen the "window-forward service" model and establish a long-term mechanism for safe electricity use, expanding inspection activities to more small to medium enterprises and residential communities [2] - The goal is to create a regular and periodic service project to enhance customer relationships and ensure grid safety [2]

Core Viewpoint - The recent financial report of Liansheng Chemical (301212) shows a year-on-year increase in total revenue and net profit, but a decline in quarterly performance, highlighting concerns over accounts receivable and cash flow [1][4]. Financial Performance - Total revenue for the first half of 2025 reached 343 million yuan, a 13.95% increase compared to 301 million yuan in the same period of 2024 [1]. - Net profit attributable to shareholders was 18.02 million yuan, up 9.61% from 16.44 million yuan in the previous year [1]. - The gross margin decreased to 12.67%, down 4.93% year-on-year, while the net margin fell to 5.42%, a decline of 5.25% [1]. - The total of selling, administrative, and financial expenses was 14.44 million yuan, representing 4.21% of revenue, an increase of 34.68% year-on-year [1]. Cash Flow and Receivables - The company reported a significant accounts receivable level, with accounts receivable amounting to 95.82 million yuan, which is 555.2% of the net profit for the latest annual report [1][4]. - Operating cash flow per share improved to 0.47 yuan, a substantial increase of 146.47% compared to -1.01 yuan in the previous year [1]. Business Model and Industry Outlook - The company's return on invested capital (ROIC) was 0.34% last year, indicating weak capital returns, while the historical median ROIC since listing is 12.26% [3]. - The chemical industry has shown signs of recovery, with improved market demand for major products, although the pace of recovery varies across different segments [5]. - The company plans to enhance production efficiency and optimize existing product processes while advancing new biodegradable materials to diversify its product offerings and create new profit growth points [5].

Group 1: Agricultural Innovations - The "fungus-light complementary" model in Zhejiang's agricultural complex utilizes solar panels on greenhouses to enhance mushroom cultivation while addressing electricity needs and improving land efficiency [2][3] - The implementation of solar panels has resulted in a temperature reduction of 8 to 10 degrees Celsius inside the greenhouses, leading to increased energy efficiency and additional revenue from surplus electricity [3] Group 2: Energy Efficiency in Office Buildings - Jinan's centralized cooling system eliminates the need for traditional air conditioning, providing a cost-effective cooling solution that saves over 10% in operational costs [5][7] - The centralized cooling system serves approximately 2 million square meters of office space, achieving a cooling energy savings rate of 32% and a carbon reduction of 48.68 tons in July [7] Group 3: Industrial Energy Management - The Chongqing Jiangjin Industrial Park has implemented a distributed solar power station, generating 36 megawatts of electricity, which now accounts for 19% of the total energy consumption of the glass production company [8][9] - The overall energy consumption in the industrial park has decreased by 33%, with annual electricity savings reaching 46.7 million kilowatt-hours due to the integration of solar energy and waste heat recovery systems [9][10]