Heat pipe radiator energy storage

Experiment study of oscillating heat pipe and phase change

Heat pipes have been expansively used in various energy storage systems due to their suitability in the role of heat delivery and passive operation [28].As a member of the heat pipe family, Oscillating heat pipe (OHP) invented by Akachi in the middle of 1990s has great potential in cooling and thermal management of high power equipments [29].

Thermal performance investigation of a novel heating terminal

The experimental study of a heat pipe radiator indicated that the effective thermal conductivity of the heat pipe is of the order of 400–2300 W/ Numerical analysis of heat transfer characteristics for air in a latent heat thermal energy storage using flat miniature heat pipe arrays[J] Appl Therm Eng, 162 (2019), p. 114247.

Heat transfer enhancement technology for fins in phase change energy

Today''s heat storage technologies mainly include sensible heat energy storage, latent heat energy storage (phase change energy storage), and thermochemical energy storage. The farther the hole is from the heat transfer fluid (HTF) pipe, the stronger the heat conduction and the weaker the convection. There is an optimal balance between heat

Numerical and experimental investigation on heat transfer of multi-heat

The L-shaped heat pipe radiator mentioned in the literature [[15], and the momentum and energy are discretized by second-order upwind. and transient and steady-state studies were carried out under different heating powers. The heat storage effect made the junction temperature appear at the heat source, so the temperature at the center

Three-dimensional oscillating heat pipes with novel structure for

Numerical study of finned heat pipe-assisted thermal energy storage system with high temperature phase change material. Energy Convers. Manage., 89 (2015), pp. 833-842. View PDF View article View in Scopus Google Scholar [11] S. Tiari, S. Qiu.

Titanium-Water Heat Pipe Radiators for Space Fission Power

Test results successfully demonstrated that the titanium heat pipes with radiator attached are able to transfer the required power at the working temperature of 400 K under space-like testing conditions with a thermal resistance of 0.019 °C/W while the total heat pipe radiator weight is less than 0.73 kg. After the energy conversion, the

Steady-state performance analysis of loop heat pipe radiator in

Heat pipe radiators were first utilized in the 1970s to 1990s, when the Soviet Union developed the TOPAZ-II (Voss, 1994) and the United States developed the SPACE-R the above applications, these heat pipe radiators worked by pumping a circuit of sodium–potassium alloy paired with high-temperature alkali metal heat pipes to radiation heat

Experimental Investigation of a Novel Solar Energy Storage Heating

A novel solar energy storage heating radiator (SESHR) prototype filled with low-temperature phase change material (PCM) has been developed to accommodate the urgent demand in thermal storage and the fluctuation in renewable energy utilization. This equipment integrated by several independent heat storage units (HSUs) and water and paraffin wax

Heat Pipes and Heat Rejection Component Testing at NASA

The National Aeronautics and Space Administration has been life testing titanium-water heat pipes as well as evaluating several heat pipe radiator designs. The testing includes thermal modeling and verification of model, material compatibility, frozen startup of heat pipe radiators, and simulating low-gravity environments.

Analysis of micro heat pipe array based evacuated tube solar

Analysis of micro heat pipe array based evacuated tube solar water heater integrated with an energy storage system for improved thermal performance. Author links open overlay panel Bhaskar Ranjan Tamuli, Sujit Nath. Show more. Add to Mendeley. [34] on heat pipe with energy storage lacks a detailed investigation and depicts as the benchmark

CFD modeling of a thermal energy storage based heat pipe evacuated

The liquid in the heat pipe has a low boiling point, so when it is heated, the liquid inside the pipe begins to vaporize and rapidly rises to the top of the heat pipe while carrying a large amount of energy to the manifold. As the heat is off-loaded to the manifold, the vapor condenses and liquid returns to the bottom of the heat pipe [5].

Titanium-Water Heat Pipe Radiators for Space Fission Power

heat pipes with radiator for Kilopower system waste heat re-jection, including the hardware design, prototype develop-ment, deliverable heat pipes assembly and thermal perfor-mance experimental validation in a relevant environment. Heat Pipe Development Bi-Porous Screen Evaporator To accommodate different interfacing surfaces with the

Experimental investigation of heat transfer performance of a heat pipe

Robak et al. (2011) experimentally investigated latent heat thermal energy storage (LHTES) using heat pipes. Results showed that for the solidification case, the heat pipe-assisted scheme had nearly double solidification rates compared to the benchmark case without heat pipes and fins. The experimental setup consists of a copper heat pipe

Characteristics and optimation of heat pipe radiator for space

The space nuclear power system can operate stably under extreme environments, with high output power, high energy density, small specific area, long working hours, autonomy and reliability of the system (Zhang et al., 2018, 2021; Qin et al., 2021; Wang et al., 2021b; Han et al., 2021).The high-power space nuclear reactor system needs a lot of heat

Energy Benefits of Heat Pipe Technology for Achieving 100

A solar prosumer house example is given addressing the three prongs with a heat pipe radiator system, next-generation solar PVT panels on the roof, and heat piped on-site thermal energy storage (TES). Results showed that total CO2 emissions responsibility is

Performance Analysis and Optimization of Heat Pipe-Based Radiator

Radiator occupies a large part of the weight of spacecraft, it is the largest component in space nuclear powered spacecraft. The weight of radiator directly affects the launch weight of spacecraft and the feasibility of engineering development [1,2,3,4].Heat pipe is a kind of heat transfer element with high thermal conductivity developed in 1960s [], which has been

Optimization of a space radiator with energy storage☆

Great efforts have been made to understand the fundamental energy exchange mechanisms in order to design the space radiators in the past six decades [4–11], which mainly focus on two aspects: heat pipe flat radiators and deployable radiators. The heat pipe flat radiators have been well studied and applied for the satellite.

Performance analysis and optimization of heat pipe-based radiator

Heat pipe radiator is a research hotspot of scholars at home and abroad (Wang et al., 2017).Wang optimized the design of the microchannel radiator with multiple objectives (Wang et al., 2013).Jebrail has studied the heat pipe thermocouple radiator (Jebrail and Andrews, 2015).Bieger optimized the length and thickness parameters of heat pipe in microgravity

Optimization of a space radiator with energy storage☆

Fig. 3 shows the ratio of the heat transfer per unit length for an optimum radiator with n-hexadecane relative to the heat transfer to a corresponding radiator without energy storage (i.e. Q r / Q r, no phase change). For heating durations of the order of 40–60 min (2400–3600 s), the energy absorbed/dissipated by the radiator can be seen to

Investigation on heat transfer performance of flat plate micro-heat

The sensor uses a PT100 thermal resistance, and the data acquisition system records the temperature of each measurement point in real time. Fig. 2 displays the arrangement diagram of thermocouples in the heat storage device. To monitor temperature changes within the flat micro-heat pipe and PCM, 12 and 29 thermal resistors are installed within the single plate

Heat pipe-based radiator for low grade geothermal energy

A prototype heat pipe radiator was fabricated in-house and is shown in Fig. 6. It is the physical embodiment of what is depicted in Fig. 1. The convector consists of six water charged heat pipes of 55.6 cm length and 27.4 cm diameter. The interior of the heat pipes are lined with three wraps of MESH145 copper screen mesh.

Thermal Energy Storage in Phase Change Material Integrated

[13] Kenisarin M and Mahkamov K. Solar energy storage using phase change materials Renewable and sustainable energy reviews 11 1913-1965 2007 Dec 1. Google Scholar [14] Rathod MK and Banerjee J. 2013 Thermal stability of phase change materials used in latent heat energy storage systems: a review Renewable and sustainable energy reviews 18 246

Abstract: [Significance] Aiming at carbon neutrality, energy structure transformation and upgrading has become a trend for global energy system progress.Nuclear energy can effectively fill the power and heat supply gap during coal substitution. It has the advantages of a flexible layout, wide application, and insensitivity to climate change and the global market, which ensures

Advances in thermal energy storage: Fundamentals and

Even though each thermal energy source has its specific context, TES is a critical function that enables energy conservation across all main thermal energy sources [5] Europe, it has been predicted that over 1.4 × 10 15 Wh/year can be stored, and 4 × 10 11 kg of CO 2 releases are prevented in buildings and manufacturing areas by extensive usage of heat and

A systematic review of battery thermal management systems based on heat

A combination of PCM and heat pipes is gaining momentum of interest since it combines the fast heat dissipation effect of heat pipes and large PCM latent heat storage. PCM and the heat pipes'' evaporator part will both absorb the heat generated by the battery. The heat absorbed by heat pipes will then be dissipated into the environment [149].

Experimental investigation of an air source heat pump with

As an efficient heat exchanger, heat pipe is widely used in nuclear reactor cooling [24], [28], electronic device CPU cooling [21], building cooling water system [3], solar energy utilization [19], [28], [19], [19], etc. [7] used heat pipe collector/evaporator as another heat source in a vapor compression heat pump, an experimental set-up was

Applications of pulsating heat pipe (PHP) as an efficient heat

Pulsating Heat Pipe (PHP) is an emerging efficient heat transfer device, that transfers heat passively through oscillating motions of liquid slugs and vapor plugs within the device. PHP is of high effective thermal conductivity with great potential in heat transfer management for various applications. The objective of this review paper is to summarize and