基于住宅密集化的电能减少,以减少约旦的被动加热和冷却负载
Emad Awada1, Ikhlas O Rabab'ah2, Amal Abed2
1Department of Electrical Engineering, Faculty of Engineering Technology, Al-Balqa Applied University, Amman, 11134, Jordan. emad.awada@bau.edu.jo.
Scientific reports
|December 11, 2025
概括
在约旦,增加住宅建筑高度大大降低了供暖和冷却的电力消耗. 更高的建筑物,特别是高达六层的建筑物,通过被动设计策略可节省大量能源,有利于国家电网.
科学领域:
- 融合电气工程和建筑设计的跨学科研究.
- 专注于可持续建筑实践和建筑环境中的能源效率.
背景情况:
- 约旦的住房是主要的电力消费者,主要用于供暖和制冷.
- 国家建筑法规,包括2018年版本,影响城市密度和能源性能.
研究的目的:
- 调查人口密集的空间和建筑高度对约旦住宅能源消耗的影响.
- 确定被动设计策略,以减少没有主动系统的中层公寓的电力需求.
主要方法:
- 使用模拟技术与约旦国家建筑法规相结合.
- 分析了增加建筑高度 (增加楼层) 对不同住宅类别 (A,B,C) 的能源消耗的影响.
- 考虑的因素包括楼层数量,建筑高度和阴影覆盖率等.
主要成果:
- 模拟显示,每平方米平均电力消耗大幅下降,住宅密度增加至6层.
- 节能达到A类的26%,B类的28.6%,C类的28.3%.
- 被动设计元素和增加建筑高度在减少能源需求方面被证明是有效的.
结论:
- 战略性民用和建筑设计,包括增加建筑高度,对于理解和减少能源需求至关重要.
- 调查结果为在约旦采用节能建筑实践提供了基础.
- 通过建筑设计优化城市密度可以减轻国家电网的压力.
相关概念视频
Heating and Cooling Curves
26.4K
When a substance—isolated from its environment—is subjected to heat changes, corresponding changes in temperature and phase of the substance is observed; this is graphically represented by heating and cooling curves.
For instance, the addition of heat raises the temperature of a solid; the amount of heat absorbed depends on the heat capacity of the solid (q = mcsolidΔT). According to thermochemistry, the relation between the amount of heat absorbed or released by a substance, q, and its...
For instance, the addition of heat raises the temperature of a solid; the amount of heat absorbed depends on the heat capacity of the solid (q = mcsolidΔT). According to thermochemistry, the relation between the amount of heat absorbed or released by a substance, q, and its...
26.4K
Electrical Energy
1.6K
Using electric appliances for a longer period of time consumes more electrical energy and results in a higher electric bill. The energy produced by the transfer of electrons from one point to another is known as electrical energy. If power is delivered at a constant rate, the electrical energy can be defined as the product of power used by the device for a period of time. The energy unit on electric bills is the kilowatt-hour, where one kilowatt-hour is equivalent to 3.6 × 106 joules.
1.6K
Thermal Insulation in Masonry Walls
454
In hot, dry climates, the thermal mass of masonry walls can be beneficial, absorbing heat during the day and releasing it at night, thereby stabilizing indoor temperatures. However, in most other climates, additional insulation is necessary to enhance thermal resistance.
External insulation can be applied using an Exterior Insulation and Finish System (EIFS), which involves affixing panels of plastic foam to the wall and covering them with a polymeric stucco reinforced with glass fiber mesh....
External insulation can be applied using an Exterior Insulation and Finish System (EIFS), which involves affixing panels of plastic foam to the wall and covering them with a polymeric stucco reinforced with glass fiber mesh....
454
Energy Conservation and Bernoulli's Equation
10.4K
Applying the conservation of energy principle or the work-energy theorem to an incompressible, inviscid fluid in laminar, steady, irrotational flow leads to Bernoulli's equation. It states that the sum of the fluid pressure, potential, and kinetic energy per unit volume is constant along a streamline.
All the terms in the equation have the dimension of energy per unit volume. The kinetic energy per unit volume is called the kinetic energy density, and the potential energy per unit volume is...
All the terms in the equation have the dimension of energy per unit volume. The kinetic energy per unit volume is called the kinetic energy density, and the potential energy per unit volume is...
10.4K
Power Distribution in Three-phase and Single Phase Circuits
583
Power distribution within electrical circuits is a foundational aspect of residential and industrial energy systems. While single-phase power is common in residential settings, three-phase power is the standard for industrial environments with heavy machinery. Each system is different and has advantages, and it's crucial to understand the underlying principles of power distribution and material efficiency.
Single-Phase Power Distribution:
Single-phase circuits are typical in household settings;...
Single-Phase Power Distribution:
Single-phase circuits are typical in household settings;...
583
Insulation Coordination
541
Insulation coordination is the process of matching electric equipment's insulation strength with protective device characteristics to protect the equipment against expected overvoltages. This selection is based on engineering judgment and cost. Equipment can generally withstand short-duration high transient overvoltages, but repeated tests with identical waveforms can yield inconsistent results. As a result, standard impulse voltage waveforms are used for testing, defined by specific times...
541


