IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0638632
(2010-09-16)
|
등록번호 |
US-9341164
(2016-05-17)
|
우선권정보 |
EP-10159631 (2010-04-12) |
국제출원번호 |
PCT/EP2010/063590
(2010-09-16)
|
§371/§102 date |
20121212
(20121212)
|
국제공개번호 |
WO2011/127995
(2011-10-20)
|
발명자
/ 주소 |
- Lind, Soeren Oemann
- Madsen, Finn Daugaard
- Schibsbye, Karsten
|
출원인 / 주소 |
- SIEMENS AKTIENGESELLSCHAFT
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
3 |
초록
▼
A blade for a wind turbine includes at least one heating mat for generating heat, wherein the heating mat is mounted at an outer surface of the blade. The blade further includes at least one through-hole running from an inner space of the blade to the outer surface of the blade. The blade further ha
A blade for a wind turbine includes at least one heating mat for generating heat, wherein the heating mat is mounted at an outer surface of the blade. The blade further includes at least one through-hole running from an inner space of the blade to the outer surface of the blade. The blade further has at least one conductive element, wherein the conductive element is electrically coupled to the heating mat. The conductive element is inserted in the through-hole for generating an electric connection between the inner space and the outer surface.
대표청구항
▼
1. Blade for a wind turbine, comprising: at least one heating mat for generating heat, wherein the heating mat is mounted in contact with an outer surface of the blade,at least one through-hole running from an inner space of the blade to an outer surface of the blade, andat least one conductive elem
1. Blade for a wind turbine, comprising: at least one heating mat for generating heat, wherein the heating mat is mounted in contact with an outer surface of the blade,at least one through-hole running from an inner space of the blade to an outer surface of the blade, andat least one conductive element, wherein the conductive element is electrically coupled to the heating mat,wherein the conductive element is inserted in the through-hole for generating an electric connection between the inner space and the outer surface,wherein the conductive element comprises a conductive bolt,wherein the conductive bolt is fixed into the through-hole such that, between a bolt head of the conductive bolt and the outer surface, the heating mat is clamped for generating an electrically conductive clamping connection. 2. The blade according to claim 1, wherein the heating mat comprises carbon fibres. 3. The blade according to claim 1, further comprising: a root end section with a fixing element for fixing the blade to a hub of the wind turbine, wherein the through-hole is formed in the root end section. 4. The blade according to claim 1, wherein the conductive element comprises an outer section, which protrudes from the outer surface, and an inner section, which extends into the inner space, wherein a conductor is fixable to the inner section for supplying power from a power supply unit to the conductive element, and wherein the heating mat is electrically connected to the outer section. 5. The blade according to claim 1, further comprising: a conductive sheet, wherein the conductive sheet is mounted to the outer surface by the conductive bolt, and wherein the conductive sheet is electrically coupled to the heating mat. 6. The blade according to claim 1, further comprising: a conductive bushing fixed inside the through-hole, wherein the conductive bolt is fixed in the conductive bushing. 7. The blade according to claim 1, further comprising: a conductive mesh which is interposed between the conductive element and the heating mat. 8. The blade according to claim 1, further comprising: an adhesive layer for generating a laminate out of the conductive element and the heating mat. 9. The blade according to claim 1, wherein the heating mat comprises a first end section and a second end section,wherein the second end section defines an opposite end section of the heating mat in a longitudinal direction of the heating mat with respect to the first end section,wherein the blade further comprises a power transmitting section located on the outer surface,wherein the power transmitting section comprises the through-hole and the conductive element for supplying power to the heating mat,wherein the first end section and the second end section are located inside the power transmitting section and are electrically connected to the conductive element,wherein the heating mat comprises a first section running from the first end section to a region outside of the power transmitting section, andwherein the heating mat comprises a second section running from the region outside of the power transmitting section to the second end section inside the power transmitting section. 10. A method of manufacturing a blade with a heating system for a wind turbine, the method comprising: mounting at least one heating mat for generating heat in contact with an outer surface of the blade,forming at least one through-hole into the blade, wherein the through-hole runs from an inner space of the blade to the outer surface of the blade,inserting at least one conductive element in the through-hole for an electric connection between the inner space and the outer surface, andelectrically coupling the conductive element to the heating mat, wherein the conductive element comprises a conductive bolt,wherein the conductive bolt is fixed into the through-hole such that, between a bolt head of the conductive bolt and the outer surface, the heating mat is clamped for generating an electrically conductive clamping connection. 11. The method according to claim 10, wherein the mounting comprises: adding an adhesive to the heating mat and the outer surface for forming a laminate, and curing the adhesive. 12. The method according to claim 10, further comprising: covering the heating mat, the conductive element and the outer surface with a cover layer such that a homogeneous outer layer of the blade is formed.
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