Photovoltaic cells with electrodes adapted to house conductive paste
First Claim
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1. An electrode grid positioned at least on a first surface of a photovoltaic structure, comprising:
- a number of finger lines; and
an edge busbar positioned at an edge of the photovoltaic structure, wherein the edge busbar includes one or more paste-alignment structures configured to facilitate confinement of conductive paste used for bonding the edge busbar to an opposite edge busbar of an adjacent photovoltaic structure.
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Abstract
One embodiment of the present invention provides an electrode grid positioned at least on a first surface of a photovoltaic structure. The electrode grid can include a number of finger lines and an edge busbar positioned at an edge of the photovoltaic structure. The edge busbar can include one or more paste-alignment structures configured to facilitate confinement of conductive paste used for bonding the edge busbar to an opposite edge busbar of an adjacent photovoltaic structure.
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Citations
23 Claims
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1. An electrode grid positioned at least on a first surface of a photovoltaic structure, comprising:
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a number of finger lines; and an edge busbar positioned at an edge of the photovoltaic structure, wherein the edge busbar includes one or more paste-alignment structures configured to facilitate confinement of conductive paste used for bonding the edge busbar to an opposite edge busbar of an adjacent photovoltaic structure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A photovoltaic structure, comprising:
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a semiconductor multilayer structure; and an electrode grid positioned on a first surface of the photovoltaic structure, wherein the electrode grid comprises; a number of finger lines; and an edge busbar positioned at an edge of the first surface, wherein the edge busbar includes a paste-alignment structure configured to facilitate confinement of conductive paste used for bonding the edge busbar to an opposite edge busbar of an adjacent photovoltaic structure. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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Specification