GB/T 50527-2019 English PDFUS$919.00 · In stock
Delivery: <= 8 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 50527-2019: Standard for design of energy conservation of flat glass plant Status: Valid GB/T 50527: Historical versions
Basic dataStandard ID: GB/T 50527-2019 (GB/T50527-2019)Description (Translated English): Standard for design of energy conservation of flat glass plant Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: P34 Classification of International Standard: 91.040.20 Word Count Estimation: 46,456 Date of Issue: 2019 Date of Implementation: 2019-10-01 Issuing agency(ies): Ministry of Housing and Urban-Rural Development of the People's Republic of China; State Administration for Market Regulation GB/T 50527-2019: Standard for design of energy conservation of flat glass plant---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.1 General 1.0.1 This standard is formulated in order to save and rationally utilize energy in the energy-saving design of flat glass factories, standardize the energy-saving requirements and corresponding measures in the design of flat glass factories. 1.0.2 This standard is applicable to the energy-saving design of newly-built, reconstructed and expanded flat glass factories adopting the float glass production process. 1.0.3 The energy-saving design of flat glass factories shall not only implement the provisions of this standard, but also comply with the relevant current national standards. 2 Basic regulations 2.0.1 The energy-saving design of the flat glass factory shall be carried out simultaneously with the engineering design, and the technical measures adopted in the energy-saving design shall be implemented simultaneously with the project. 2.0.2 The energy-saving design of flat glass factories shall meet the requirements of energy-saving assessment documents and review opinions. 2.0.3 Energy-saving products should be selected for process equipment and electrical automation equipment. 2.0.4 The waste heat of the factory should be preferentially used for the production process and the cold source and heat source of the building. 2.0.5 During the energy-saving design of reconstruction and expansion projects, the current energy consumption status of existing projects should be analyzed, and an energy-saving design scheme should be proposed. 3 General plan and architecture3.1 General drawing 3.1.1 The location of the factory should be close to the railway and waterway traffic lines. 3.1.2 On the premise of meeting the requirements of technological production, the design of the general plan should be adapted to local conditions, rationally use the terrain, and reduce the amount of earth and stone works. 3.1.3 The layout of the pipeline network should take into account the characteristics of each specialty, be reasonable and compact, and have short lines. 3.1.4 Building orientation should make full use of natural lighting and winter sunshine. 3.1.5 The layout of the general plan should save land and define functional divisions; the entrance and exit of goods in the factory area should be close to the logistics center. 3.1.6 On the premise of meeting the technological process and safety, occupational health and fire protection requirements, the workshops should shorten the distance. 3.2 Architecture 3.2.1 Building energy-saving design shall meet the following requirements. 1 For production buildings with heating or cooling requirements, and for rooms with heating or cooling requirements in production buildings without heating or cooling requirements, the energy-saving design should comply with the current national standard "Code for Thermal Engineering Design of Civil Buildings" GB 50176 the relevant regulations; 2 The energy-saving design of public buildings in non-productive buildings shall comply with the relevant provisions of the current national standard "Design Standards for Energy Conservation of Public Buildings" GB 50189; 3 The energy-saving design of residential buildings in non-productive buildings should comply with the current industry standards "Design Standards for Energy Conservation of Residential Buildings in Severely Cold and Cold Regions" JGJ 26, "Design Standards for Energy Conservation of Residential Buildings in Hot Summer and Cold Winter Regions" JGJ 134 and "Hot Summer and Winter Relevant provisions of JGJ 75 Design Standards for Energy Conservation of Residential Buildings in Warm Regions. 3.2.2 The energy-saving design of each part of the building shall meet the following requirements. 1 Glass curtain walls are not suitable for all kinds of buildings; 2 The transparent part of the roof of various buildings should not exceed 20% of the roof area; 3 When buildings of different categories are organized in the same building, energy-saving design shall be carried out according to their respective categories; 4 For productive buildings with heating in severe cold climate areas or air-conditioning requirements in other climate areas, door buckets should be installed at the outer door or measures to prevent cold (hot) air from infiltrating should be taken; 5.Energy-saving, environment-friendly and economical products should be selected for the enclosure structure; 6 Architectural design should make full use of sunlight, natural lighting and natural ventilation; 7 The building exterior wall and roof insulation materials shall comply with the relevant provisions of the current national standard "Code for Fire Protection Design of Buildings" GB 50016; 8 The thermal performance indicators, construction requirements and implementation standards of the thermal insulation materials used shall be indicated in the architectural design description; the limit value of the heat transfer coefficient and air tightness indicators shall be indicated in the door and window tables, as well as the specifications of the profiles and glass used. Technical Parameters. 3.2.3 According to the local conditions of the building, the roof of each storehouse should be equipped with a solar photovoltaic photothermal utilization system. 3.2.4 The evaluation of green buildings shall comply with the relevant provisions of the current national standards "Evaluation Standards for Green Buildings" GB/T 50378 and "Evaluation Standards for Green Industrial Buildings" GB/T 50878. 3.2.5 The evaluation of non-productive buildings shall comply with the relevant provisions of the current national standard "Evaluation Standards for Industrialized Buildings" GB/T 51129.4 craft4.1 General provisions 4.1.1 The selection of process energy equipment should meet the following requirements. 1 The type selection of small and medium-sized three-phase asynchronous motors should comply with the relevant provisions of the current national standard "Limitable Values of Energy Efficiency and Energy Efficiency Grades of Small and Medium-sized Three-phase Asynchronous Motors" GB 18613; 2 The selection of volumetric air compressors should comply with the relevant provisions of the current national standard "Energy Efficiency Limits and Energy Efficiency Grades of Volumetric Air Compressors" GB 19153; 3 The type selection of the fan shall comply with the relevant provisions of the current national standard "Energy Efficiency Limits and Energy Efficiency Grades of Ventilators" GB 19761; 4 The type selection of clean water centrifugal pumps should comply with the relevant provisions of the current national standard "Limitable Values of Energy Efficiency and Energy Conservation Evaluation Values of Clean Water Centrifugal Pumps" GB 19762; 5 Fans, water pumps, air compressors and other equipment should use frequency conversion speed control devices; 6 Backup equipment should be set up for multiple purposes. 4.1.2 Fan selection and air duct layout shall meet the following requirements. 1 The fan should be selected according to the pipeline characteristic curve and the fan performance curve, and the efficiency of the fan design working condition should not be lower than 90% of the fan’s maximum efficiency; 2 The cooling fan should be arranged near the wind cooling part; 3 The position of the air outlet of the fan and the direction of rotation of the impeller should be determined according to the direction of the air duct, and there should be no "headwind" phenomenon; 4.The air duct should adopt circular air duct. When rectangular air duct is used, the ratio of the long side to the short side of the air duct should not be greater than 2; The 5 air pipes should be connected from the top or side of the main pipe. 4.1.3 The combustion system should meet the following requirements. 1 The fuel supply system shall ensure stable, continuous and reliable calorific value and pressure; 2 A combustion device suitable for the kiln type with good combustion performance, high efficiency, low noise, and easy installation, adjustment, and maintenance should be used; 3 The combustion system should reduce the energy consumption of operation, and the thermal parameters should realize automatic monitoring and control; 4 Combustion air volume and fuel volume should be automatically adjusted proportionally. 4.2 Main energy consumption indicators 4.2.1 The comprehensive energy consumption limit per unit product of the new, rebuilt and expanded flat glass production line shall comply with the relevant provisions of the current national standard "Energy Consumption Limit per Unit Product of Flat Glass" GB 21340. 4.2.2 The statistics and calculation methods of energy consumption indicators shall comply with the relevant provisions of the current national standard "Energy consumption quota per unit product of flat glass" GB 21340. 4.3 Furnace 4.3.1 The design of the flat glass melting furnace should adopt a reasonable furnace structure according to the raw material formula, and measures such as full insulation of the melting furnace, selection of high-quality refractory materials and high-efficiency combustion systems should be adopted. Oxygen-enriched or full-oxygen combustion and auxiliary electric heating should be used., bubbling, flue gas waste heat utilization and other energy-saving technologies. 4.3.2 The unit heat consumption of the flat glass air-supported combustion furnace shall comply with the relevant provisions of the current national standard "Energy Consumption Limit of Flat Glass Unit Product" GB 21340. 4.3.3 The unit heat consumption of the flat glass oxy-fuel combustion furnace shall comply with the requirements in Table 4.3.3. Note. 1 When the melting amount is other values, the heat consumption can be determined by interpolation; 2 The calculation basis of heat consumption per unit of melting furnace is the melting of plain glass with heavy oil fuel. When the fuel is natural gas or producer gas, it can be multiplied by a factor of 1.05~1.15 or 1.10~1.20; 3 When melting ultra-clear glass, it can be multiplied by a factor of 1.1; 4 The late heat consumption of the melting furnace should be multiplied by a factor of 1.1; 5.The calorific value of the fuel should adopt the lower calorific value; 6 The unit heat consumption of the oxy-fuel combustion furnace is the heat consumption of the furnace itself, and the energy consumption for oxygen production is not included. 4.3.4 The structural design of the air-supported combustion furnace shall meet the following requirements. 1 The width of the feeding pool should meet the requirements of feeding. It is advisable to use a full-width feeding pool. Take insulation measures; 2 The melting part shall determine the appropriate width and length, the number of pairs of small furnaces, the distance between small furnaces, and the distance between the centerline of the first pair of small furnaces and the front wall according to the melting capacity of the melting furnace, fuel type, temperature distribution curve and other factors., The distance between the center line of the last pair of small furnaces and the neck; and the depth of the melting pool should be determined according to the glass color, fuel type, refractory material quality and furnace insulation; 3 The size of the neck and the neck agitator, cooling water pipe, and separation device should be selected reasonably; 4 The size of the cooling section and pool depth should be determined according to the production scale of the furnace, glass color and heat preservation of the furnace; 5 The regenerator should be a box-type regenerator, and the lattice body should be arranged in a cylindrical or cross shape. The melting area per square meter of the box-type regenerator should be (35-50) m2 lattice body heating area; 6 The heat preservation of the flue should be strengthened, the air velocity of the brick flue should be (1-4) m/s, and waterproof and drainage measures should be taken. 4.3.5 The sealing and heat preservation design of the air-supported melting furnace body shall meet the following requirements. 1 Insulation measures should be taken for the large wall, feeding port, breast wall, pool wall and bottom below the liquid level line.200mm of the melting part of the melting furnace, and the small furnace, regenerator, flue wall, side wall, and bottom; 2 According to the material of the masonry and the interface temperature of the insulated part, the insulation material should be selected reasonably; 3 The operation hole and observation hole of the melting furnace should be provided with sealing devices. 4.3.6 The seal and heat preservation design of the oxy-fuel combustion melting furnace body shall meet the following requirements. 1.Sealing and heat preservation shall be strengthened for the large wall, breast wall and flue gas channel of the melting part; 2 The insulation material should be reasonably selected according to the material of the masonry at the position to be insulated and the temperature of the interface; 3 The burner hole, operation hole and observation hole of the oxy-fuel combustion furnace should be provided with sealing devices. 4.4 Tin bath 4.4.1 The process parameters of the tin bath should be reasonably determined according to factors such as production scale and product specifications. 4.4.2 Sealing devices should be installed in the observation hole of the tin bath, the hole of the edge pulling machine, and the hole of the cooling water bag, and should be easy to operate. 4.4.3 Thermal insulation measures shall be taken for the tin bath runner, breast wall, top cover and slag box. 4.4.4 Three-phase silicon carbide rods should be used as electric heating elements, and should be reasonably arranged. 4.5 Lehr 4.5.1 The technical parameters of the annealing kiln should be selected reasonably according to the production scale and product size. 4.5.2 The insulation of each surface of the annealing kiln shell should be made of high-quality insulation materials, and the surface temperature of the shell should not exceed 70 °C. 4.5.3 Electric heating should be used for annealing kiln, and the capacity of electric heating should be reasonably selected and distributed. 4.5.4 The cooling air system of the annealing kiln should adopt frequency conversion technology. 4.5.5 The motor of the roller table of the annealing kiln shall adopt a frequency conversion speed regulating device.5 ingredients5.0.1 Flat glass factories should choose qualified powder to enter the factory. 5.0.2 The quality of raw materials entering the factory shall meet the relevant provisions of the current national standard "Code for Design of Flat Glass Factory" GB 50435. 5.0.3 Homogenization facilities should be installed after siliceous raw materials enter the factory. 5.0.4 The mean square deviation of the alkali content in the batch should be less than 0.25%, and the moisture should be (3.5-4.5)%. 5.0.5 The temperature of batch materials should be (36-40) ℃ in the southern region, and (36-43) ℃ in the northern region. 5.0.6 The working procedures of the raw material system should be arranged compactly, and cross-transportation should be avoided. 5.0.7 The processing and transportation of raw materials should adopt mechanized, automated and closed process flow. 5.0.8 When soda ash and Glauber's salt need to be equipped with a screening and crushing device, the processing procedure should be screened first and then crushed. 5.0.9 The mixer should be equipped with metering devices for adding water and steam, and the outlet of the mixer should be equipped with a temperature monitoring device for the mixture. 5.0.10 In the process of conveying raw materials and mixtures, under the condition of meeting the process requirements, the distance should be short, the drop should be small, and the number of reverse transportation should be small.6 Electrical and automation systems6.1 Power supply and distribution system 6.1.1 The location of the substation and distribution station should be close to the load center to reduce the number of distribution stages and shorten the power supply radius. 6.1.2 When the voltage level of the main incoming line of the factory is 35kV and above, the main step-down substation should be installed; when the voltage level of the main incoming line is 10kV, the main distribution station should be installed. The incoming line voltage level of each substation in the factory area should generally adopt 10kV. 6.1.3 The power supply and distribution system shall set the number and location of substations according to factors such as the power consumption capacity of important loads, general loads, and distribution locations of large-capacity power loads. The primary load (important load) should be powered by two independent power sources. 6.1.4 The power supply and distribution system should select the number and capacity of transformers in each substation according to the nature and capacity of the electricity load of the glass production line during the baking kiln, kiln maintenance period and normal production. 6.1.5 For transmission lines of 10kV and above, the wire cross section shall be checked according to the economic current density. For transmission lines below 10kV, the cable cross section can be selected according to the temperature rise. 6.1.6 The power supply and distribution system should take effective measures to reduce reactive power loss. It is advisable to adopt a reactive power compensation method that combines high-voltage compensation with low-voltage compensation, centralized compensation and local compensation. The power factor at the maximum load on the billing side of the enterprise should not be lower than 0.92. 6.1.7 The power supply and distribution system should adopt filtering and other methods to suppress high-order harmonics, and the harmonic limit value should comply with the relevant provisions of the current national standard "Power Quality Harmonics of Public Power Grids" GB/T 14549. 6.1.8 The power supply and distribution system shall take measures to reduce the hazards of voltage sags. Important control systems and key production equipment may use an uninterruptible power supply (UPS). The continuous flow time of the uninterruptible power supply shall not be less than 30 minutes. 6.1.9 When the factory is equipped with a waste heat power generation system, the waste heat power generation system should be equipped with an independent power distribution system and monitoring device. 6.2 Control system 6.2.1 On the premise of meeting the requirements of the production process, the design of the control system should take energy saving and consumption reduction as the priority goal. The measurement methods, methods and process control strategies of process parameters should be improved to improve the level of self-control and reduce energy consumption. 6.2.2 For motors, fans, water pumps and other equipment with a power of 37kW and above, it is advisable to adopt the frequency conversion starting method. For the fan unit, water pump unit and other equipment with common pipelines, it is advisable to adopt the mixed start-up control method of frequency conversion or power frequency plus frequency conversion. 6.2.3 High-power frequency conversion starting equipment should be equipped with smoothing reactors and other equipment. 6.2.4 The control system of the glass melting furnace should be able to maintain......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 50527-2019_English be delivered?Answer: Upon your order, we will start to translate GB/T 50527-2019_English as soon as possible, and keep you informed of the progress. The lead time is typically 5 ~ 8 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 50527-2019_English with my colleagues?Answer: Yes. 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