E+文摘(PQDD篇)
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| 1 | Energyplus: The new generation energy simulation program beyond blast and DOE-2(web of proceeding 9) |
| 2new | Simulation, modeling and analysis of a water to air heat pump |
| new3 | Building load control and optimization |
| new4 | Modeling and optimization in slab-on-grade radiant heating floor systems |
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9PSpyn0PQDDTitle: Energyplus: The new generation energy simulation program beyond blast and DOE-2
j,e},z!d*c'r!d0Author(s): Crawley DB, Pedersen CO, Winkelmann FC, Lawrie LK
x+@$EDE0Source: PROCEEDINGS OF THE 23RD NATIONAL PASSIVE SOLAR CONFERENCE 23: 243-248, 1998绿色建筑博客1C'p{O-W
Book Series: PROCEEDINGS OF THE NATIONAL PASSIVE SOLAR CONFERENCE
6_,@E u5q4_oh:x0Editor(s): CampbellHowe R, Cortez T, WilkinsCrowder B绿色建筑博客P^ })Y-]z~)S
Document Type: Article绿色建筑博客-M0xF9X\\p
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Language: English绿色建筑博客O,w|&[2}
Cited References: 4绿色建筑博客6GD5Ekg-k-bw Z
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Conference Information: 23rd National Passive Solar Conference
7P6zR/OS2d ]0ALBUQUERQUE, NEW MEXICO, JUN 14-17, 1998
a/UK)lZ'I?D0Amer Solar Energy Soc; US DOE; Org Amer States; Sandia Natl Labs; Univ New Mexico; NationsBank; New Mexico Land Off; DOE, Albuquerque Operat Off; Public Serv Co New Mexico; New Mexico Energy Off绿色建筑博客a%fQm7s(Q"G+zN&]T.l9\
Abstract: Many existing building energy simulation programs around the world are reaching maturity. They use simulation methods land even code) that originated in the 1960s. For more than two decades, the US government has developed two hourly building energy simulation programs, DOE-2 and BLAST. Without substantial redesign and recoding, expanding their capabilities has become difficult, time-consuming, and expensive. During the same time, recent advances in analysis and computational methods and power have increased the opportunity for significant improvements in these tools.绿色建筑博客*X[HzP
In early 1996, a federal agency began developing a new building energy simulation tool, EnergyPlus, building on development experience with two existing programs: DOE-2 and BLAST. Beta testing of EnergyPlus begins in 1998. EnergyPlus will include innovative simulation features including variable time steps, built-in template and external modular systems that are integrated with a heat balance-based zone simulation, and input and output data structures tailored to facilitate third party interface development. Other simulation capabilities planned for the first release include multizone airflow, and electric power and solar thermal and photovoltaic simulation.
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%~3X;Hc3t3|0Addresses: Crawley DB (reprint author), US Dept Energy, 1000 Independence Ave SW, Washington, DC 20585 USA
4g3ik+{{5dq*y0US Dept Energy, Washington, DC 20585 USA
JC@P7m a0Publisher: AMERICAN SOLAR ENERGY SOCIETY INC, 2400 CENTRAL AVE, SUITE G-1, BOULDER, CO 80301 USA绿色建筑博客}yUB5k0p!t\#R
IDS Number: BQ56E绿色建筑博客$vmKw)qq
4W_6j/t]R-P2D"K0ISBN: 0-89553-213-1
}/vID:_O0会议倒数最后一个绿色建筑博客-Wzh s
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0\H,JSer:xf0PUBLICATION NUMBER AAT 1425024绿色建筑博客 L!`9h9K0Qd0^
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TITLE Simulation, modeling and analysis of a water to air heat pump 水-空气热泵的模拟、建模和分析
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AUTHOR Shenoy, Arun绿色建筑博客'm1b7_8H%K
ug+]'x&`(jJ0DEGREE MS绿色建筑博客t jf7d9wf9I
i~.HB^mks3d0SCHOOL OKLAHOMA STATE UNIVERSITY绿色建筑博客-F8h&c mO.V'j
绿色建筑博客}X3M9wJ
DATE 2004
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'f@#y(_R*j]5c&\0PAGES 132绿色建筑博客 t'c(Go
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1u0o;XVBKFM*Eg0ADVISER Fisher, Daniel E.
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Fs/r8j ~z0ISBN 0-496-92486-9
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{.si;|Z2NR0SOURCE MAI 43/04, p. 1392, Aug 2005
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c'R HU%P)a0SUBJECT ENGINEERING, MECHANICAL (0548)绿色建筑博客KO,Dcu]d{d6cd[
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DIGITAL FORMATS 2.71Mb normal PDF绿色建筑博客pB1l$iH9n'`6h9k
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K{,ldmc$y,w8oa0The objective of the thesis is to develop a simplified model that can simulate a water to air ground source heat pump system and implement the model in EnergyPlus. The model which includes a ground loop configuration is significantly modified for implementation in the EnergyPlus program. Also, the model is extended to calculate sensible and latent capacity splits for the heat pump while operating in the cooling mode. The performance of the simplified model is compared with the parameter estimation water-to-air heat pump model (Jin 1999) to determine the usefulness of implementing a simple model. The simplified and the detailed models are compared in a case study and the results are summarized and analyzed. The performance data generated using the model is compared with the manufacturer's catalog data to check the validity of the simulation. A visual basic graphical user interface that generates performance coefficients from manufactures data was also developed. (Abstract shortened by UMI.)
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该论文的题目是开发一个简化模型,该E+模型能模拟一个水-气地源热泵,且实现该模型。模型包括一个地下回路的结构,被明显修改以用来在E+程序中实现。同样,模型被扩大以分别计算热泵的显热和潜热,当以冷却模式运行时。简化模型的性能被用来与参数估计的水-气热泵模型进行比较,以决定应用简化模型的有用性。简化和详细的模型进行比较,结果被总结和分析。使用该模型产生的性能曲线数据,与厂家的目录数据进行比较检验模拟结果。一个VB图形界面,用来从厂家数据得出性能参数的用户界面也被开发。
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Q+h0fy0BsUP0PUBLICATION NUMBER Not Available from UMI
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4nI.|k`X0_N0TITLE Building load control and optimization绿色建筑博客 J4VAL-A'k+O*d @ [?
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AUTHOR Xing, Hai-Yun Helen
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DEGREE PhD
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SCHOOL MASSACHUSETTS INSTITUTE OF TECHNOLOGY绿色建筑博客p#K*\en
B e*W&~ m9|%|r0DATE 2004
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ADVISER Norford, Leslie K.绿色建筑博客b+kb4s}-J1q9Jkq
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SOURCE DAI-B 65/01, p. 413, Jul 2004
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SUBJECT ENGINEERING, MECHANICAL (0548); ARCHITECTURE (0729); OPERATIONS RESEARCH (0796)
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W$Q+V`{8qh0Researchers and practitioners have proposed a variety of solutions to reduce electricity consumption and curtail peak demand. This research focuses on load control by improving the operations in existing building HVAC (Heating, Ventilating and Air-Conditioning) systems and by aggregating individual loads based on optimization studies. Emphasis is placed on electricity rates and climate data in California, where electricity costs have been of particular concern. The optimization problem in this research is multi-objective in the sense that we aim to reduce building load while maintaining an acceptable level of comfort. The first part of this research focuses on optimizing controls in a single building. A simple three-zone VAV system model is built in EnergyPlus (E+). The cost function structures and the potential difficulties associated with simulation-based optimization are discussed. Discontinuity and nonlinearity are of major concern. Two optimization algorithms are tested and applied to a variety of problems: Direct Search (DS) and Genetic Algorithms (GA). An E+ simulation based GA optimization environment is developed in Matlab. DS is found to be efficient with small problems in this research, while GA works in almost any situation with the price of intensive computation. A few operations guidelines are proposed. The second part of this research presents three ways of optimizing load control in an aggregation pool: Enumeration, multi-GA and model-based nonlinear optimization. Enumeration relies on expert rules to find a small set of feasible solutions through automated E+ simulations and search exhaustively for the optimal solution. Multi-GA solves the aggregation problem in the Matlab GA environment with sequential E+ simulations as the function evaluator. Because simulation-based optimization is very computationally intensive in handling multiple buildings, the model-based approach develops for each aggregation participant a time series model and several regression models to predict individual load profiles under load control. It then applies an interior-point-method-based commercial solver LOQO to these simplified building models. This system is fast and easy to scale up. Certain precision is lost due to modeling simplifications, but the results are still satisfactory for practice purposes. Overall, load aggregation offers load diversification opportunities among participants and improves the aggregated load profile. Load shedding later individual load profiles in a way that enhances the aggregation performance.绿色建筑博客
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cV3x'^w/w0建筑负荷控制和最优化绿色建筑博客Y J2i^pMR
研究者和从业者已经建议多种建议以来减少电耗,减少峰值需求。该研究强调通过提高已经存在的HVAC系统的运行来进行负荷控制,且基于最优化研究的个人负荷的总和。重点是基于加州电率和气象数据,在该地电耗已经引起足够关注。研究中的最优化问题,是多目标,我们旨在在保持可以接受热舒适度的(条件下)减少建筑负荷。研究的第一部分,强调在一栋建筑内的最优化控制。一个简单的三区域VAV系统模型在E+中建立。消耗函数的结构和与基于模拟的最优化相关的潜在困难被讨论。离散和非线性是主要关注的。两个最优化算法被测试,应用于一系列问题:直接寻找和遗传算法。一个基于GA的最优化环境的E+模拟,用matlab开发。DS被发现有效(只有极小问题)在该研究中,GA在大多数任意境况下都会工作,代价是计算强度加大。提出了一些操作的指导方针。研究的第二部分,提出三种方法,最优化负荷控制在一个集合体:列举、多-GA和以模型为基础的非线性最优化。列举依靠专业规则去发现一小组可行解通过自运行E+模拟作为函数求值程序。因为以模拟为基础的最优化是对计算要求很高的,在处理多区域建筑时,以模型为基础的方法针对每个集合参与的一个时间系列模型和几个在负荷控制下用来预言个人负荷曲线的衰退模型,进行开发。然后,应用以内部结点方法为基础的商业求解器LOQO,对这些简化建筑模型进行求解。该系统快速简易的按比例增加。由于建模的简化,一定的精度会丢失,但是结果对于练习的目的,仍然是满意的。总之,负荷的集合提供了在参与者之间的负荷的多样化机会,提高集合的负荷轮廓。
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PUBLICATION NUMBER AAT 3087550绿色建筑博客B}/P`mC
k5s"a5kfo9R0TITLE Modeling and optimization in slab-on-grade radiant heating floor systems绿色建筑博客j%DET/G1_y?
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AUTHOR Ihm, Pyeongchan
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7We Q7Ph({W_D'@?0DEGREE PhD
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P8nnr`h0SCHOOL UNIVERSITY OF COLORADO AT BOULDER绿色建筑博客
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4ed{%V#aN*@0DATE 2003绿色建筑博客1sog@!z
绿色建筑博客-[P6Ex*|7}.Q`
PAGES 154
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&R2dd!x` n0ADVISER Krarti, Moncef绿色建筑博客^%p6OJPMS
绿色建筑博客h*g-TD)HN)]@I
ISBN 0-496-35320-2绿色建筑博客9G|D'Ne
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SOURCE DAI-B 64/04, p. 1833, Oct 2003
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I-]m4}0SUBJECT ENGINEERING, CIVIL (0543)绿色建筑博客
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DIGITAL FORMATS 6.19Mb image-only PDF绿色建筑博客8n6K;c_e/Q%^o KD
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A2d]!aS0Radiant floor panel heating systems have been widely used in several European and Asian countries. Recently, radiant systems have received renewed interest due to their inherent advantages compared to conventional heating systems including low-noise, potential energy savings, uniform temperature distribution within spaces, and superior thermal comfort. The systems may require lower energy use due to lower room setpoint temperature when compared to conventional forced air systems. Similar indoor comfort levels can be accomplished with 3 to 4°C lower space temperatures. Nowadays, radiant heating systems have a wide range of applications including heating habitable buildings such as residences, office buildings, classrooms, and hospitals, as well as industrial facilities and warehouses. The work presented in this thesis focuses on the analysis of slab-on-grade building foundations and radiant floor heating systems with embedded hot water pipes. In addition, the thesis provides a comprehensive analysis of the thermal interaction between ground and building indoor environment through slab-on-grade floor. To properly modeling ground-coupled heat transfer, the analysis is based on the integration of a two-dimensional transient ground-coupled heat transfer model using implicit finite difference method (FDM) within a state-of-the-art whole building simulation program, EnergyPlus. In particular, the thermal performance of foundation for both conditioned and unconditioned residential buildings is analyzed under various slab insulation configurations including floating space temperatures, temperature distributions within ground, and total slab heat losses/gains. The developed numerical radiant floor model for hot water heating systems is validated against previously reported experimental data. Using the developed radiant floor model, parametric analyses are performed to determine the transient thermal performance of ground-coupled radiant floor heating systems with embedded hot water pipes. Several conventional control strategies are evaluated to operate radiant floor heating systems. Finally, optimal control strategies are developed to reduce heating energy comparing conventional control scheme to both maintain the thermal comfort level of the occupants and reduce heating energy cost.绿色建筑博客,`q4P
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