CN116404197A - A spray evaporation chamber with functions of humidifier and intercooler and its system - Google Patents
A spray evaporation chamber with functions of humidifier and intercooler and its system Download PDFInfo
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- CN116404197A CN116404197A CN202310621994.8A CN202310621994A CN116404197A CN 116404197 A CN116404197 A CN 116404197A CN 202310621994 A CN202310621994 A CN 202310621994A CN 116404197 A CN116404197 A CN 116404197A
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- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
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- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
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- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
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- H01M8/04835—Humidity; Water content of fuel cell reactants
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Abstract
本发明提供了一种具有增湿器和中冷器功能的喷雾蒸发腔及系统,属于燃料电池技术领域,喷雾蒸发腔包括:至少一个层间隔板,层间隔板在喷雾蒸发腔内水平设置,将喷雾蒸发腔上下间隔为至少两个子喷雾蒸发腔,每个子喷雾蒸发腔相连通,第一层子喷雾蒸发腔上具有流体入口,最后一层子喷雾蒸发腔上具有流体出口;子喷雾蒸发腔包括至少两组流体引流组件,两组流体引流组件在子喷雾蒸发腔内顺次排列设置,两组流体引流组件在子喷雾蒸发腔内形成S形流体通道,流体通过S形流体通道呈S形流动。本发明降低成本;喷雾蒸发腔系统内流阻降低,提高了喷雾蒸发腔系统效率;喷雾蒸发腔仅是一个机械结构部件,稳定性高于膜增湿器,增湿稳定性显著提高。
The invention provides a spray evaporation chamber and system with the functions of a humidifier and an intercooler, which belong to the technical field of fuel cells. The spray evaporation chamber includes: at least one layer partition, and the layer partition is horizontal in the spray evaporation chamber. Set up, space the spray evaporation chamber up and down into at least two sub-spray evaporation chambers, each sub-spray evaporation chamber is connected, the first layer of sub-spray evaporation chambers has a fluid inlet, and the last layer of sub-spray evaporation chambers has a fluid outlet; The evaporation chamber includes at least two groups of fluid drainage components. The two groups of fluid drainage components are arranged sequentially in the sub-spray evaporation chamber. The two groups of fluid drainage components form an S-shaped fluid channel in the sub-spray evaporation cavity. The fluid passes through the S-shaped fluid channel. S-shaped flow. The invention reduces cost; the internal flow resistance of the spray evaporation chamber system is reduced, and the efficiency of the spray evaporation chamber system is improved; the spray evaporation chamber is only a mechanical structural part, and its stability is higher than that of a film humidifier, and the humidification stability is significantly improved.
Description
技术领域technical field
本发明属于燃料电池技术领域,尤其涉及一种具有增湿器和中冷器功能的喷雾蒸发腔及其系统。The invention belongs to the technical field of fuel cells, in particular to a spray evaporation chamber with the functions of a humidifier and an intercooler and a system thereof.
背景技术Background technique
质子交换膜燃料电池是一个化学反应器,氢气在阳极催化层被分解为电子和质子。其中质子通过水合氢离子的形式跨膜输运至阴极,与氧气反应生成水,并排出流道。质子的跨膜输运要求质子交换膜要保持一定的湿度,否则将带来较大的质子传递阻力,影响发电效率。因此,要求进入电堆的反应气体具有一定的湿度。另外,在典型燃料电池系统中,空气在空压机中被加压升温,其温度明显高于燃料电池系统的运行温度。因此需要中冷器给高温空气降温。A proton exchange membrane fuel cell is a chemical reactor in which hydrogen is decomposed into electrons and protons at the anode catalyst layer. Protons are transported across the membrane to the cathode in the form of hydronium ions, react with oxygen to generate water, and exit the flow channel. The transmembrane transport of protons requires the proton exchange membrane to maintain a certain humidity, otherwise it will bring greater proton transfer resistance and affect the power generation efficiency. Therefore, the reaction gas entering the stack is required to have a certain humidity. In addition, in a typical fuel cell system, the air is pressurized and heated in the air compressor, and its temperature is significantly higher than the operating temperature of the fuel cell system. Therefore, an intercooler is needed to cool down the high temperature air.
相关技术公开了一种燃料电池系统用喷水式增湿装置及控制方法,其包括:流道管、沿空气流动方向依次间隔设置于流道管内的喷射部件和旋流部件;旋流部件包括沿空气流动方向延伸的加热体、沿轴向螺旋设置于加热体外周的旋流片;喷射部件包括具有喷射端的喷射基体,喷射基体设有喷射流路,喷射流路连通有第一出口流道和第二出口流道,第一出口流道和第二出口流道的出口结构均为旋流状且旋向相反,第二出口流道出口结构与旋流片的旋向相反,喷射流路内设置有压力阀结构,压力阀结构受控于喷射流路的压力而控制第一出口流道和第二出口流道通断。The related technology discloses a water spray humidification device and control method for a fuel cell system, which includes: a flow channel pipe, an injection part and a swirl part arranged in the flow pipe at intervals along the direction of air flow; the swirl part includes The heating body extending along the air flow direction, and the swirl sheet arranged spirally on the periphery of the heating body in the axial direction; the injection part includes an injection base body with an injection end, the injection base body is provided with an injection flow path, and the injection flow path is connected with a first outlet flow path and the second outlet channel, the outlet structures of the first outlet channel and the second outlet channel are both swirl-shaped and in the opposite direction of rotation, the outlet structure of the second outlet channel is opposite to the direction of rotation of the swirl plate, and the jet flow path A pressure valve structure is arranged inside, and the pressure valve structure is controlled by the pressure of the injection flow path to control the opening and closing of the first outlet flow channel and the second outlet flow channel.
相关技术公开的装置用喷雾蒸发腔,结构简单,需要较长蒸发距离,液滴在腔内的停留时间短,蒸发不充分。具有活动部件,降低了稳定性。The spray evaporation chamber of the device disclosed in the related art has a simple structure, requires a long evaporation distance, and the residence time of the liquid droplets in the chamber is short and the evaporation is insufficient. Has moving parts, which reduces stability.
发明内容Contents of the invention
本发明提供了一种具有增湿器和中冷器功能的喷雾蒸发腔,可以解决相关技术公开的装置用喷雾蒸发腔,结构简单,需要较长蒸发距离,液滴在腔内的停留时间短,蒸发不充分。具有活动部件,降低了稳定性的技术问题。The invention provides a spray evaporation chamber with the functions of a humidifier and an intercooler, which can solve the problem of the spray evaporation chamber for devices disclosed in the related art. The structure is simple, a long evaporation distance is required, and the residence time of droplets in the chamber is short. , insufficient evaporation. Having moving parts reduces the technical problem of stability.
本发明提供的技术方案如下所示:The technical scheme provided by the present invention is as follows:
一方面,提供了一种具有增湿器和中冷器功能的喷雾蒸发腔,所述喷雾蒸发腔包括:In one aspect, a spray evaporation chamber with the functions of a humidifier and an intercooler is provided, and the spray evaporation chamber includes:
至少一个层间隔板,所述层间隔板在喷雾蒸发腔内水平设置,将所述喷雾蒸发腔上下间隔为至少两个子喷雾蒸发腔,每个子喷雾蒸发腔相连通,第一层子喷雾蒸发腔上具有流体入口,最后一层子喷雾蒸发腔上具有流体出口;At least one layer partition, the layer partition is arranged horizontally in the spray evaporation chamber, and the spray evaporation chamber is spaced up and down into at least two sub-spray evaporation chambers, each sub-spray evaporation chamber is connected, and the first layer of sub-spray There is a fluid inlet on the evaporation chamber, and a fluid outlet on the last layer of spray evaporation chamber;
所述子喷雾蒸发腔包括至少两组流体引流组件,所述两组流体引流组件在所述子喷雾蒸发腔内顺次排列设置,所述两组流体引流组件在所述子喷雾蒸发腔内形成S形流体通道,流体通过所述S形流体通道呈S形流动。The sub-spray evaporation chamber includes at least two groups of fluid drainage components, the two groups of fluid drainage components are arranged sequentially in the sub-spray evaporation chamber, and the two groups of fluid drainage components are formed in the sub-spray evaporation chamber An S-shaped fluid channel through which fluid flows in an S-shape.
在一种可选的实施例中,所述两组流体引流组件包括第一组流体引流件和第二组流体引流件,所述第一组流体引流件和所述第二组流体引流件并列设置;In an optional embodiment, the two groups of fluid drainage components include a first group of fluid drainage components and a second group of fluid drainage components, and the first group of fluid drainage components and the second group of fluid drainage components are juxtaposed set up;
所述第一组流体引流件之间具有第一流体通道,所述第二组流体引流件之间具有第二流体通道,所述第一组流体引流件和所述第二组流体引流件之间形成第三流体通道;There is a first fluid channel between the first group of fluid guiding parts, and a second fluid channel between the second group of fluid guiding parts, and between the first group of fluid guiding parts and the second group of fluid guiding parts form a third fluid channel;
所述第一流体通道、第二流体通道和第三流体通道形成所述S形流体通道。The first fluid channel, the second fluid channel and the third fluid channel form the S-shaped fluid channel.
在一种可选的实施例中,所述第一组流体引流件包括第一列引流翅片与第二列引流翅片,所述第一列引流翅片与所述第二列引流翅片相对设置,所述第一列引流翅片与所述第二列引流翅片之间形成所述第一流体通道。In an optional embodiment, the first group of fluid guiding elements includes a first row of drain fins and a second row of drain fins, and the first row of drain fins and the second row of drain fins Relatively disposed, the first fluid channel is formed between the first row of drain fins and the second row of drain fins.
在一种可选的实施例中,所述第一列引流翅片在所述子喷雾蒸发腔内呈第一预设角度设置,所述第二列引流翅片在所述子喷雾蒸发腔内呈第二预设角度设置,所述第一预设角度和所述第二预设角度互补。In an optional embodiment, the first row of drain fins is arranged at a first preset angle in the sub-spray evaporation chamber, and the second row of drain fins is arranged in the sub-spray evaporation chamber It is set at a second preset angle, and the first preset angle is complementary to the second preset angle.
在一种可选的实施例中,所述第二列引流翅片还包括限流翅片,所述限流翅片位于所述第二列引流翅片的连接首部,用于限制流体通过下一流体通道回流本流体通道,或通过本流体通道流向上一流体通道。In an optional embodiment, the second row of drain fins further includes flow limiting fins, and the flow restricting fins are located at the connecting head of the second row of drain fins, and are used to restrict the passage of fluid through the lower A fluid channel flows back to the fluid channel, or flows to a fluid channel through the fluid channel.
在一种可选的实施例中,所述限流翅片包括相连接的限位部和引流部,所述限位部和所述引流部呈预设角度连接,所述限位部用于限制流体通过下一流体通道回流本流体通道。In an optional embodiment, the flow limiting fins include a connected limiting portion and a draining portion, the limiting portion and the draining portion are connected at a preset angle, and the limiting portion is used for Restrict fluid from flowing back into this fluid channel through the next fluid channel.
在一种可选的实施例中,所述第二组流体引流件包括第三列引流翅片与第四列引流翅片,所述第三列引流翅片与第四列引流翅片相对设置,所述第三列引流翅片与第四列引流翅片之间形成所述第三流体通道。In an optional embodiment, the second group of fluid guiding elements includes a third row of drain fins and a fourth row of drain fins, and the third row of drain fins is opposite to the fourth row of drain fins , the third fluid channel is formed between the third row of drain fins and the fourth row of drain fins.
在一种可选的实施例中,每个子喷雾蒸发腔最后一组流体引流组件拐角处设置有连通口,每个子喷雾蒸发腔通过所述连通口相连通。In an optional embodiment, a communication port is provided at the corner of the last group of fluid guiding components in each sub-spray evaporation chamber, and each sub-spray evaporation chamber is connected through the communication port.
在一种可选的实施例中,最后一层子喷雾蒸发腔上具有流体出口,所述流体出口包括喷雾入口和气体入口。In an optional embodiment, a fluid outlet is provided on the spray evaporation chamber of the last layer, and the fluid outlet includes a spray inlet and a gas inlet.
另一方面,提供了一种具有增湿器和中冷器功能的喷雾蒸发腔的系统,系统包括上述任一所述的具有增湿器和中冷器功能的喷雾蒸发腔,所述系统还包括空压机,所述空压机的出口与所述喷雾蒸发腔进气口连接。On the other hand, a system of spray evaporation chamber with humidifier and intercooler functions is provided, the system includes any of the spray evaporation chambers with humidifier and intercooler functions described above, and the system also An air compressor is included, and the outlet of the air compressor is connected with the air inlet of the spray evaporation chamber.
本发明实施例提供的燃料电池系统至少具有以下有益效果:The fuel cell system provided by the embodiments of the present invention has at least the following beneficial effects:
本发明实施例提供的喷雾蒸发腔取代了价格昂贵的全氟磺酸树脂膜增湿器,降低成本;取代了高阻力的中冷器,喷雾蒸发腔系统内流阻降低,取代了高阻力的中冷器,提高了喷雾蒸发腔系统效率;取消了庞大体积的膜增湿器,提高燃料电池的体积和质量功率密度,喷雾蒸发腔仅是一个机械结构部件,稳定性高于几乎不可控的膜增湿器,增湿稳定性显著提高。The spray evaporation chamber provided by the embodiment of the present invention replaces the expensive perfluorosulfonic acid resin membrane humidifier, which reduces costs; replaces the high-resistance intercooler, reduces the flow resistance in the spray evaporation chamber system, and replaces the high-resistance The intercooler improves the efficiency of the spray evaporation chamber system; cancels the bulky membrane humidifier to increase the volume and mass power density of the fuel cell. The spray evaporation chamber is only a mechanical structural part, and its stability is higher than that of the almost uncontrollable Membrane humidifier, the humidification stability is significantly improved.
附图说明Description of drawings
通过结合附图对本公开示例性实施例进行更详细的描述,本公开的上述以及其它目的、特征和优势将变得更加明显,其中,在本公开示例性实施例中,相同的参考标号通常代表相同部件。The above and other objects, features and advantages of the present disclosure will become more apparent by describing the exemplary embodiments of the present disclosure in more detail with reference to the accompanying drawings, wherein, in the exemplary embodiments of the present disclosure, the same reference numerals generally represent same parts.
图1示出了一种具有增湿器和中冷器功能的喷雾蒸发腔结构示意图;Fig. 1 shows a kind of spray evaporation chamber structure schematic diagram with humidifier and intercooler function;
图2示出了一种具有增湿器和中冷器功能的喷雾蒸发腔流体流动形成旋流的方向示意图;Fig. 2 shows a kind of schematic diagram of the direction in which the fluid flow in the spray evaporation chamber with the functions of humidifier and intercooler forms a swirl flow;
图3示出了一种具有增湿器和中冷器功能的喷雾蒸发腔立体结构示意图。Fig. 3 shows a schematic diagram of a three-dimensional structure of a spray evaporation chamber with the functions of a humidifier and an intercooler.
附图标记:Reference signs:
1-层间隔板;10-流体引流组件;100-子喷雾蒸发腔;110-连通口;101-第一流体通道;102-第二流体通道;103-第三流体通道;11-第一列引流翅片;12-第二列引流翅片;121-限流翅片;13-第三列引流翅片;14-第四列引流翅片;104-喷雾入口;105-气体入口。1-layer spacer; 10-fluid drainage assembly; 100-sub-spray evaporation chamber; 110-communication port; 101-first fluid channel; 102-second fluid channel; 103-third fluid channel; 11-first row of drainage fins; 12-second row of drainage fins; 121-limiting fins; 13-third row of drainage fins; 14-fourth row of drainage fins; 104-spray inlet; 105-gas inlet.
具体实施方式Detailed ways
下面将参照附图更详细地描述本公开的实施例。虽然附图中显示了本公开的实施例,然而应该理解,可以以各种形式实现本公开而不应被这里阐述的实施例所限制。相反,提供这些实施例是为了使本公开更加透彻和完整,并且能够将本公开的范围完整地传达给本领域的技术人员。Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
在本文中使用的术语“包括”及其变形表示开放性包括,即“包括但不限于”。除非特别申明,术语“或”表示“和/或”。术语“基于”表示“至少部分地基于”。术语“一个示例实施例”和“一个实施例”表示“至少一个示例实施例”。术语“另一实施例”表示“至少一个另外的实施例”。术语“第一”、“第二”等等可以指代不同的或相同的对象。下文还可能包括其他明确的和隐含的定义。As used herein, the term "comprise" and its variants mean open inclusion, ie "including but not limited to". The term "or" means "and/or" unless otherwise stated. The term "based on" means "based at least in part on". The terms "one example embodiment" and "one embodiment" mean "at least one example embodiment." The term "another embodiment" means "at least one further embodiment". The terms "first", "second", etc. may refer to different or the same object. Other definitions, both express and implied, may also be included below.
本发明实施例提供了一种具有增湿器和中冷器功能的喷雾蒸发腔,请参见图1和图3,喷雾蒸发腔包括:An embodiment of the present invention provides a spray evaporation chamber with the functions of a humidifier and an intercooler, please refer to Figure 1 and Figure 3, the spray evaporation chamber includes:
至少一个层间隔板1,层间隔板1在喷雾蒸发腔内水平设置,将喷雾蒸发腔上下间隔为至少两个子喷雾蒸发腔100,每个子喷雾蒸发腔100相连通,第一层子喷雾蒸发腔100上具有流体入口,最后一层子喷雾蒸发腔100上具有气体出口103;At least one
子喷雾蒸发腔100包括至少两组流体引流组件10,两组流体引流组件10在子喷雾蒸发腔100内顺次排列设置,两组流体引流组件10在子喷雾蒸发腔100内形成S形流体通道,流体通过S形流体通道呈S形流动。The
本发明实施例提供的喷雾蒸发腔,来自空压机的高温气体从第一层子喷雾蒸发腔100上具有流体入口进入喷雾蒸发腔体,同时混合高压喷嘴喷出的液滴,气体夹带液滴首先在下层子喷雾蒸发腔100进行蛇形流动,同时在流体引流组件10之间形成旋流,然后进入上层子喷雾蒸发腔100进行蛇形流动,最后流出喷雾蒸发腔腔体。随着流动,高温气体被冷却至燃料电池工作温度,湿度被增加到工作范围。In the spray evaporation chamber provided by the embodiment of the present invention, the high-temperature gas from the air compressor enters the spray evaporation chamber from the fluid inlet on the first layer of the
以下将通过可选的实施例进一步解释和描述本发明实施例提供的喷雾蒸发腔。The spray evaporation chamber provided by the embodiment of the present invention will be further explained and described through optional embodiments below.
需要说明的是,只有达到高温气体的降温增湿要求,同时具有低阻力才能同时取代膜增湿器和中冷器。对于降温增湿需求,要尽可能使得空气在有限体积内停留时间较长。本发明实施例提供的喷雾蒸发腔采用多层结构,强化了流体换热,增加气体流动路径长度,并且通过流体引流组件10迫使气体在流体引流组件10之间形成旋流,极大的增加了气体的停留时间,同时强化了换热。It should be noted that only the membrane humidifier and intercooler can be replaced at the same time only if it meets the cooling and humidifying requirements of high temperature gas and has low resistance. For cooling and humidification requirements, it is necessary to make the air stay in a limited volume for a long time as much as possible. The spray evaporation chamber provided by the embodiment of the present invention adopts a multi-layer structure, which strengthens the heat exchange of the fluid, increases the length of the gas flow path, and forces the gas to form a swirl flow between the
需要说明的是,本发明实施例提供的层间隔板1至少为一个,当层间隔板1为一个时,将喷雾蒸发腔分为上下两个子喷雾蒸发腔100,流体经过下层子喷雾蒸发腔100换热后进入上层子喷雾蒸发腔100进一步换热后排出。也可以根据需要设置多个层间隔板1,此时将喷雾蒸发腔分为多个子喷雾蒸发腔100,气体经过多层子喷雾蒸发腔100换热,延长了气体的换热路径,并且在喷雾蒸发腔体积大小确定的情况下,通过增加层间隔板1增大换热面积和换热时间,但却不需要增大喷雾蒸发腔的体积,减少了喷雾蒸发腔对燃料电池的占用空间。It should be noted that there is at least one
进一步地,当层间隔板1为一个时,第一层子喷雾蒸发腔100上具有流体入口,第二层子喷雾蒸发腔100上具有流体出口,当层间隔板1为多个时,第一层子喷雾蒸发腔100上具有流体入口,最后一层子喷雾蒸发腔100上具有流体出口。Further, when there is one
需要说明的是,本发明实施例提供的层间隔板1水平设置,即将喷雾蒸发腔上下均分,这样当下一层换热蒸发的水汽可以继续进入到上一层继续进行换热,提高换热效率。It should be noted that the
在一种可选的实施例中,两组流体引流组件10包括第一组流体引流件和第二组流体引流件,第一组流体引流件和第二组流体引流件并列设置;In an optional embodiment, two groups of
第一组流体引流件之间具有第一流体通道101,第二组流体引流件之间具有第二流体通道102,第一组流体引流件和第二组流体引流件之间形成第三流体通道103;第一流体通道101、第二流体通道102和第三流体通道103形成S形流体通道。There is a first
需要说明的是,第一组流体引流件自身形成了第一流体通道101,第二组流体引流件自身形成了第二流体通道102。当第一组流体引流件与第二组流体引流件并列间隔设置时第一组流体引流件与第二组流体引流件之间形成第三流体通道103。It should be noted that the first group of fluid guiding elements themselves form the first
在一种可选的实施例中,第一组流体引流件包括第一列引流翅片11与第二列引流翅片12,第一列引流翅片11与第二列引流翅片12相对设置,第一列引流翅片11与第二列引流翅片12之间形成第一流体通道101。In an optional embodiment, the first group of fluid guiding elements includes a first row of
对于低压降需求,本发明实施例设计了第一列引流翅片11与第二列引流翅片12的翅片阵列组,迫使流体进行蛇形流动。相邻两股流体之间形成旋流,极大减小了沿程阻力损失,减小了压降。For the requirement of low pressure drop, the embodiment of the present invention designs a fin array set of the first row of
在一种可选的实施例中,第一列引流翅片11在子喷雾蒸发腔100内呈第一预设角度设置,第二列引流翅片12在子喷雾蒸发腔100内呈第二预设角度设置,第一预设角度和第二预设角度互补。In an optional embodiment, the first row of
也就是说,第一列引流翅片11与第二列引流翅片12设置方向不同,第一列引流翅片11在子喷雾蒸发腔100内呈第一预设角度设置,示例的,第一预设角度可以为45°,第二列引流翅片12在子喷雾蒸发腔100内呈第二预设角度设置,示例的,第二预设角度可以为135°。即第一列引流翅片11与第二列引流翅片12的延长线相交,而非平行,这样将经过的流体进行塑形和限位,使其在一个流道内流动,并且与其他流道连通,以形成S形流道,正常流体的流动路径。That is to say, the direction of the first row of
在一种可选的实施例中,第二列引流翅片12还包括限流翅片121,限流翅片121位于第二列引流翅片12的连接首部,用于限制流体通过下一流体通道回流本流体通道,或通过本流体通道流向上一流体通道。In an optional embodiment, the second row of
可以理解的是,通过设置限流翅片121可以避免进入下一流体流道的流体反向流动流回上一流道,限流翅片121位于第二列引流翅片12的连接首部,即当流体流出第一流体流道流入第二流体流道后,由于第二列引流翅片12连接首部的限流翅片121的设置,流体只能通过第二流体流道流向第三流体流道,而不会发生反向流动的情况。It can be understood that the reverse flow of the fluid entering the next fluid channel can be prevented from flowing back to the upper channel by setting the
进一步地,在每一个流体通道的首部,都会设置一个限流翅片121避免流体反向流回,在每一个流体通道的尾部,都会设置一个限流翅片121以避免流体超前流向下一流道。Further, at the head of each fluid channel, a flow-restricting
更进一步地,即在每组流体引流件中的第一列引流翅片11和第二列引流翅片12中,均设置有一个限流翅片121,通过限流翅片121来显示流体反向流动或者超流体流道流动。即在本流体通道第一列引流翅片11的首部设置有限流翅片121以避免流体反流道流动,即通过本流体流道流向上一流体流道;在本流体通道第二列引流翅片12的尾部设置有限流翅片121以避免流体超流道流动,即通过本流体流道流向下一流体流道。Furthermore, in the first column of
在一种可选的实施例中,限流翅片121包括相连接的限位部和引流部,限位部和引流部呈预设角度连接,限位部用于限制流体通过下一流体通道回流本流体通道。In an optional embodiment, the restricting
可以参见图2,本发明实施例提供的引流翅片形状均相同,限流翅片121包括通过限位部将本流体流道与相邻流体流道相隔离,避免流体反向流动或者不按照S形路线运动,超过本流体流道向下一流体流道流动。进一步地,限位部与喷雾蒸发腔腔体连接。As can be seen in Fig. 2, the shape of the drainage fins provided by the embodiments of the present invention are all the same, and the restricting
在一种可选的实施例中,第二组流体引流件包括第三列引流翅片13与第四列引流翅片14,第三列引流翅片13与第四列引流翅片14相对设置,第三列引流翅片13与第四列引流翅片14之间形成第三流体通道103。In an optional embodiment, the second group of fluid guiding elements includes a third row of
需要说明的是,本发明实施例提供的第二组流体引流件与第一组引流件的结构相同,设置方式也相似。It should be noted that the structure of the second group of fluid drainage elements provided by the embodiment of the present invention is the same as that of the first group of fluid drainage elements, and the arrangement is also similar.
进一步地,在一种可选的实施例中,第三列引流翅片13在子喷雾蒸发腔100内呈第一预设角度设置,第四列引流翅片14在子喷雾蒸发腔100内呈第二预设角度设置,第一预设角度和第二预设角度互补。Further, in an optional embodiment, the third row of
也就是说,第三列引流翅片13与第四列引流翅片14设置方向不同,第三列引流翅片13在子喷雾蒸发腔100内呈第三预设角度设置,示例的,第三预设角度可以为45°,第四列引流翅片14在子喷雾蒸发腔100内呈第四预设角度设置,示例的,第四预设角度可以为135°。即第三列引流翅片13与第四列引流翅片14的延长线相交,而非平行,这样将经过的流体进行塑形和限位,使其在一个流道内流动,并且与其他流道连通,以形成S形流道,正常流体的流动路径。That is to say, the third row of
在一种可选的实施例中,第四列引流翅片14还包括限流翅片121,限流翅片121位于第四列引流翅片14的连接首部,用于限制流体通过下一流体通道回流本流体通道,或通过本流体通道流向上一流体通道。In an optional embodiment, the fourth row of
可以理解的是,通过设置限流翅片121可以避免进入下一流体流道的流体反向流动流回上一流道,限流翅片121位于第四列引流翅片14的连接首部,即当流体流出第三流体流道流入第四流体流道后,由于第四列引流翅片14连接首部的限流翅片121的设置,流体只能通过第四流体流道流向第三流体流道,而不会发生反向流动的情况。It can be understood that the reverse flow of the fluid entering the next fluid channel can be prevented from flowing back to the upper channel by setting the
进一步地,即在每组流体引流件中的第三列引流翅片13和第四列引流翅片14中,均设置有一个限流翅片121,通过限流翅片121来显示流体反向流动或者超流体流道流动。即在本流体通道第三列引流翅片13的首部设置有限流翅片121以避免流体反流道流动,即通过本流体流道流向上一流体流道;在本流体通道第四列引流翅片14的尾部设置有限流翅片121以避免流体超流道流动,即通过本流体流道流向下一流体流道。Further, that is, in the third row of
在一种可选的实施例中,每个子喷雾蒸发腔100最后一组流体引流组件拐角处设置有连通口110,每个子喷雾蒸发腔100通过连通口110相连通。In an optional embodiment, a
进一步地,在拐角处连通口110也设置有流体引流组件,即第一列引流翅片11与第二列引流翅片12,每个子喷雾蒸发腔100层与层之间通道设计,通道间的引流翅片与层间隔板1设计保证了子喷雾蒸发腔100层间流动和层内的蛇形流动。Further, the
在一种可选的实施例中,最后一层子喷雾蒸发腔100上具有流体出口,流体出口包括喷雾入口104和气体入口105。In an optional embodiment, the last layer of
进一步地,参见图2,当层间隔板1为一个,即将喷雾蒸发腔上下间隔为两个子喷雾蒸发腔100,其中位于下方的子喷雾蒸发腔100上设置有喷雾入口104和气体入口105,位于上方的子喷雾蒸发腔100上设置有气体出口103。Further, referring to FIG. 2 , when there is one
进一步地,参见图3,本发明实施例提供的喷雾蒸发腔气体出口103与燃料电池电堆连接。也即来自空压机的高压空气进入喷雾蒸发腔,并通过高压水泵提供高压冷却液,在喷雾蒸发腔内进行换热后从气体出口103直接进入燃料电池电堆。Further, referring to FIG. 3 , the
另一方面,提供了一种具有增湿器和中冷器功能的喷雾蒸发腔的系统,系统包括上述任一的具有增湿器和中冷器功能的喷雾蒸发腔,系统还包括空压机,空压机的出口与喷雾蒸发腔进气口连接。On the other hand, a system of a spray evaporation chamber with the functions of a humidifier and an intercooler is provided, the system includes any of the above spray evaporation chambers with the functions of a humidifier and an intercooler, and the system also includes an air compressor , the outlet of the air compressor is connected with the air inlet of the spray evaporation chamber.
以上已经描述了本公开的各实施例,上述说明是示例性的,并非穷尽性的,并且也不限于所披露的各实施例。在不偏离所说明的各实施例的范围和精神的情况下,对于本技术领域的普通技术人员来说许多修改和变更都是显而易见的。本文中所用术语的选择,旨在最好地解释各实施例的原理、实际应用或对市场中的技术改进,或者使本技术领域的其它普通技术人员能理解本文披露的各实施例。Having described various embodiments of the present disclosure above, the foregoing description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and alterations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen to best explain the principle of each embodiment, practical application or technical improvement in the market, or to enable other ordinary skilled in the art to understand each embodiment disclosed herein.
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