散热器中的热阻:如何解读与应用规格参数
散热器中的热阻:如何解读与应用规格参数

热阻(Rth)是选择散热器时最重要的规格参数,单位为摄氏度每瓦(°C/W)。它精确地告诉你,每耗散一瓦功率,散热器的温度相对于环境空气会升高多少。正确解读这一参数,意味着可靠运行的80°C结温与灾难性的150°C失效之间的差别。对于BQUQ这样拥有20年精密制造经验的企业,我们将Rth视为一个经过实测、可验证的数值,而...

Heat Pipe Technology: Working Principles and Applications in Precision Manufacturing
Heat Pipe Technology: Working Principles and Applications in Precision Manufacturing

直接回答:热管的工作原理及其应用领域热管是一种被动式两相换热装置,通过密封真空腔体内工质的持续蒸发与冷凝,将热能从热源传递至热沉,其有效导热系数是纯铜的100至1000倍,且无需外部动力。在工业实践中,热管广泛应用于电子散热、LED照明、散热器组件及电力电子领域,尤其适用于空间受限且热流密度高的场景,可实现高效的热扩散...

冲压散热器与挤压散热器:金属冲压何时适用于散热?
冲压散热器与挤压散热器:金属冲压何时适用于散热?

金属冲压散热器在以下情况下具有优势:年产量高(超过10,000件)、需要挤压工艺无法实现的复杂翅片几何形状,或需要在热性能保持在挤压设计85-90%范围内的同时实现显著减重。对于100W以下热耗散、板面空间紧凑且气流方向明确的场景,冲压铜或铝散热器相比机加工或铲削方案可降低30-50%的成本。热性能对比:冲压 vs 挤...

如何测试散热器性能:面向工程师的热测试方法详解
如何测试散热器性能:面向工程师的热测试方法详解

直接回答“如何测试散热器性能”这个问题:你必须在受控气流条件下测量热阻(Rth),通常以°C/W表示,方法是使用带有嵌入式加热器和温度传感器的热测试载体(TTV),或使用带有校准热源的风洞。两种行业标准方法是结到环境(Rth J-A)测试(模拟实际安装场景)和瞬态热测试(T3Ster)方法(用于分离内部材料界面)。散热...

气流方向如何影响散热器性能与热设计
气流方向如何影响散热器性能与热设计

直接回答:气流方向决定热阻气流方向是强制对流散热器性能中影响最大的外部变量,根据翅片几何形状的不同,可直接改变热阻达30%至400%。对于采用平行翅片的标准挤压铝散热器,气流与翅片通道对齐(纵向流动)时,热阻可达0.35°C/W,而在相同风扇条件下,垂直气流(冲击流)可使热阻恶化至1.20°C/W。本文利用BQUQ热实...


联系我们报价
获取报价
我们使用cookie来改善您的在线体验。继续浏览本网站即表示您同意我们使用cookie

Cookies

Please read our Terms and Conditions and this Policy before accessing or using our Services. If you cannot agree with this Policy or the Terms and Conditions, please do not access or use our Services. If you are located in a jurisdiction outside the European Economic Area, by using our Services, you accept the Terms and Conditions and accept our privacy practices described in this Policy.
We may modify this Policy at any time, without prior notice, and changes may apply to any Personal Information we already hold about you, as well as any new Personal Information collected after the Policy is modified. If we make changes, we will notify you by revising the date at the top of this Policy. We will provide you with advanced notice if we make any material changes to how we collect, use or disclose your Personal Information that impact your rights under this Policy. If you are located in a jurisdiction other than the European Economic Area, the United Kingdom or Switzerland (collectively “European Countries”), your continued access or use of our Services after receiving the notice of changes, constitutes your acknowledgement that you accept the updated Policy. In addition, we may provide you with real time disclosures or additional information about the Personal Information handling practices of specific parts of our Services. Such notices may supplement this Policy or provide you with additional choices about how we process your Personal Information.


Cookies

Cookies are small text files stored on your device when you access most Websites on the internet or open certain emails. Among other things, Cookies allow a Website to recognize your device and remember if you've been to the Website before. Examples of information collected by Cookies include your browser type and the address of the Website from which you arrived at our Website as well as IP address and clickstream behavior (that is the pages you view and the links you click).We use the term cookie to refer to Cookies and technologies that perform a similar function to Cookies (e.g., tags, pixels, web beacons, etc.). Cookies can be read by the originating Website on each subsequent visit and by any other Website that recognizes the cookie. The Website uses Cookies in order to make the Website easier to use, to support a better user experience, including the provision of information and functionality to you, as well as to provide us with information about how the Website is used so that we can make sure it is as up to date, relevant, and error free as we can. Cookies on the Website We use Cookies to personalize your experience when you visit the Site, uniquely identify your computer for security purposes, and enable us and our third-party service providers to serve ads on our behalf across the internet.

We classify Cookies in the following categories:
 ●  Strictly Necessary Cookies
 ●  Performance Cookies
 ●  Functional Cookies
 ●  Targeting Cookies


Cookie List
A cookie is a small piece of data (text file) that a website – when visited by a user – asks your browser to store on your device in order to remember information about you, such as your language preference or login information. Those cookies are set by us and called first-party cookies. We also use third-party cookies – which are cookies from a domain different than the domain of the website you are visiting – for our advertising and marketing efforts. More specifically, we use cookies and other tracking technologies for the following purposes:

Strictly Necessary Cookies
These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work. These cookies do not store any personally identifiable information.

Functional Cookies
These cookies enable the website to provide enhanced functionality and personalisation. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies then some or all of these services may not function properly.

Performance Cookies
These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

Targeting Cookies
These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites. They do not store directly personal information, but are based on uniquely identifying your browser and internet device. If you do not allow these cookies, you will experience less targeted advertising.

How To Turn Off Cookies
You can choose to restrict or block Cookies through your browser settings at any time. Please note that certain Cookies may be set as soon as you visit the Website, but you can remove them using your browser settings. However, please be aware that restricting or blocking Cookies set on the Website may impact the functionality or performance of the Website or prevent you from using certain services provided through the Website. It will also affect our ability to update the Website to cater for user preferences and improve performance. Cookies within Mobile Applications

We only use Strictly Necessary Cookies on our mobile applications. These Cookies are critical to the functionality of our applications, so if you block or delete these Cookies you may not be able to use the application. These Cookies are not shared with any other application on your mobile device. We never use the Cookies from the mobile application to store personal information about you.

If you have questions or concerns regarding any information in this Privacy Policy, please contact us by email at . You can also contact us via our customer service at our Site.